.

data/batcher.glsl

@@ -0,0 +1,67 @@
+@ctype vec2 vec2
+@ctype vec4 vec4
+
+@vs vs
+layout(binding=0) uniform render_data {
+    vec2 one_over_window_size;
+    float zoom;
+};
+
+in vec4 quad;
+in vec4 tex_quad;
+in vec4 colour;
+
+out vec2 uv;
+out vec4 fs_colour;
+
+const int indices[6] = {
+    0, 1, 2, 2, 3, 0,
+};
+
+const vec3 positions[4] = {
+    vec3(0, 0, 0),
+    vec3(0, 1, 0),
+    vec3(1, 1, 0),
+    vec3(1, 0, 0),
+};
+
+const vec2 uvs[4] = {
+    vec2(0.0f, 0.0f), 
+    vec2(0.0f, 1.0f),
+    vec2(1.0f, 1.0f), 
+    vec2(1.0f, 0.0f), 
+};
+
+void main() {
+    int vtx = indices[gl_VertexIndex];
+    vec3 pos = positions[vtx];
+    uv = uvs[vtx];
+
+    pos.xy = ((pos.xy * quad.zw) + quad.xy) * zoom;
+    pos.xy = (pos.xy * one_over_window_size) * 2.0 - 1.0;
+    pos.y = -pos.y;
+
+    uv *= tex_quad.zw;
+    uv += tex_quad.xy;
+
+    gl_Position = vec4(pos, 1);
+    fs_colour = colour;
+}
+@end
+
+@fs fs
+layout(binding=0) uniform texture2D tex;
+layout(binding=0) uniform sampler smp;
+in vec2 uv;
+in vec4 fs_colour;
+
+out vec4 frag_colour;
+
+void main() {
+    vec4 c = texture(sampler2D(tex, smp), uv) * fs_colour;
+    if (c.a < 1) discard;
+    frag_colour = c;
+}
+@end
+
+@program batcher vs fs

data/obj.glsl

@@ -1,5 +1,5 @@
-@ctype mat4 HMM_Mat4
+@ctype mat4 mat4
-@ctype vec3 HMM_Vec3
+@ctype vec3 vec3
 
 @vs vs
 layout(binding=0) uniform vs_params {

data/triangle.glsl

@@ -1,22 +0,0 @@
-@vs vs
-in vec4 position;
-in vec4 color0;
-
-out vec4 color;
-
-void main() {
-    gl_Position = position;
-    color = color0;
-}
-@end
-
-@fs fs
-in vec4 color;
-out vec4 frag_color;
-
-void main() {
-    frag_color = color;
-}
-@end
-
-@program triangle vs fs

gen.nu

@@ -5,7 +5,13 @@ mkdir src/gen
 ls data/*.glsl
 | get name
 | each { |s|
-    let outname = $s | path parse | $'src/gen/($in.stem).h'
+    let name = $s | path parse | get stem
+    let outname = $'src/gen/($name).h'
     bin/sokol-shdc -i $s -o $outname -l hlsl5:spirv_vk -f sokol
+    open $outname 
+    | str replace -ar '(vs_[a-z])' $'($name)_$1' 
+    | str replace -ar '(fs_[a-z])' $'($name)_$1' 
+    | save -f $outname
+    $outname
 }
 

src/camera.c

@@ -1,28 +1,14 @@
 #include "colla/colla.h"
+#include "camera.h"
 
-#include "libs/handmademath.h"
 #include "libs/sokol_gfx.h"
 
 #include "utils.h"
 
-#define WORLD_UP HMM_V3(0, 1, 0)
+#define WORLD_UP v3(0, 1, 0)
 #define NEAR_Z (0.1f)
 #define FAR_Z (1000.f)
 
-typedef struct camera_t camera_t;
-struct camera_t {
-    HMM_Vec3 pos;
-    HMM_Vec3 fwd;
-    HMM_Vec3 up;
-
-    float yaw, pitch;
-
-    HMM_Mat4 lookat;
-    float speed, mov_speed, look_speed;
-
-    float fov;
-};
-
 camera_t cam_init(void) {
     camera_t cam = {
         .fwd = { 0, 0, -1 },
@@ -30,7 +16,7 @@ camera_t cam_init(void) {
         .pos = { 0, 0, 0 },
         .look_speed = 0.3f,
         .mov_speed = 15.f,
-        .fov = HMM_DegToRad * 60.f,
+        .fov = hmm_degtorad * 60.f,
     };
     return cam;
 }
@@ -43,35 +29,35 @@ void cam_update(camera_t *cam, float dt) {
     float move_speed = cam->mov_speed * dt;
     float look_speed = cam->look_speed * dt;
 
-    HMM_Vec2 delta = mouse_delta();
+    vec2 delta = mouse_delta();
-    cam->yaw   += delta.X * look_speed;
+    cam->yaw   += delta.x * look_speed;
-    cam->pitch -= delta.Y * look_speed;
+    cam->pitch -= delta.y * look_speed;
-    float max_angle = HMM_DegToRad * 89.f;
+    float max_angle = hmm_degtorad * 89.f;
-    cam->pitch = HMM_Clamp(-max_angle, cam->pitch, max_angle);
+    cam->pitch = clamp(-max_angle, cam->pitch, max_angle);
 
     float yc = cosf(cam->yaw);
     float ys = sinf(cam->yaw);
     float pc = cosf(cam->pitch);
     float ps = sinf(cam->pitch);
 
-    cam->fwd = HMM_Norm(HMM_V3(
+    cam->fwd = norm(v3(
         pc * ys,
         ps,
         -pc * yc
     ));
 
-    HMM_Vec3 right = HMM_Norm(HMM_Cross(cam->fwd, WORLD_UP));
+    vec3 right = norm(cross(cam->fwd, WORLD_UP));
-    cam->up        = HMM_Cross(right, cam->fwd);
+    cam->up    = cross(right, cam->fwd);
 
-    cam->pos = HMM_Add(
+    cam->pos = hmm_add(
         cam->pos,
-        HMM_Mul(
+        hmm_mul(
-            HMM_Add(
+            hmm_add(
-                HMM_Add(
+                hmm_add(
-                    HMM_Mul(cam->fwd, forward), 
+                    hmm_mul(cam->fwd, forward), 
-                    HMM_Mul(right, strafe)
+                    hmm_mul(right, strafe)
                 ),
-                HMM_Mul(cam->up, movup)
+                hmm_mul(cam->up, movup)
             ), 
             move_speed
         )
@@ -79,15 +65,15 @@ void cam_update(camera_t *cam, float dt) {
     
 }
 
-HMM_Mat4 cam_view(camera_t *cam) {
+mat4 cam_view(camera_t *cam) {
-    HMM_Mat4 view = HMM_LookAt_RH(cam->pos, HMM_Add(cam->pos, cam->fwd), cam->up);
+    mat4 view = HMM_LookAt_RH(cam->pos, hmm_add(cam->pos, cam->fwd), cam->up);
     
     return view;
 }
 
-HMM_Mat4 cam_proj(camera_t *cam) {
+mat4 cam_proj(camera_t *cam) {
     float aspect = sapp_widthf() / sapp_heightf();
-    HMM_Mat4 proj = HMM_Perspective_RH_ZO(cam->fov, aspect, NEAR_Z, FAR_Z);
+    mat4 proj = HMM_Perspective_RH_ZO(cam->fov, aspect, NEAR_Z, FAR_Z);
     return proj;
 }
 

src/camera.h

@@ -0,0 +1,22 @@
+#pragma once
+
+#include "libs/handmademath.h"
+
+typedef struct camera_t camera_t;
+struct camera_t {
+    vec3 pos;
+    vec3 fwd;
+    vec3 up;
+
+    float yaw, pitch;
+
+    mat4 lookat;
+    float speed, mov_speed, look_speed;
+
+    float fov;
+};
+
+camera_t cam_init(void);
+void cam_update(camera_t *cam, float dt);
+mat4 cam_view(camera_t *cam);
+mat4 cam_proj(camera_t *cam);

src/colla

@@ -1 +1 @@
-Subproject commit c7291ead23083a3a38fc8831ce22418fb8b4c211
+Subproject commit e0dc93f61d1983687941293fdc1fccf90a766c0d

src/game.c

@@ -0,0 +1,53 @@
+#include "game.h"
+
+#include <string.h>
+
+#define FRAME_X(_, name) extern void name##_frame(arena_t scratch, entity_t *entities, float dt);
+ENTITY_KIND(FRAME_X)
+#undef FRAME_X
+
+entity_update_fn game_frame_fn[ENTITY__COUNT] = {
+    NULL,
+#define FN_X(_, name) name##_frame,
+ENTITY_KIND(FN_X)
+#undef FN_X
+};
+
+game_t game = {0};
+
+void game_init() {
+    game.arena = arena_make(ARENA_VIRTUAL, GB(1));
+    game.frame_arena = arena_scratch(&game.arena, MB(5));
+}
+
+void game_cleanup(void) {
+}
+
+void game_frame(float dt) {
+    arena_rewind(&game.frame_arena, 0);
+
+#define FRAME_X(enumval, name) \
+    name##_frame(game.frame_arena, game.active_by_type[ENTITY_##enumval], dt);
+    ENTITY_KIND(FRAME_X);
+#undef FRAME_X
+}
+
+entity_t *game_new_entity(entity_kind_e kind) {
+    entity_t *e = game.freelist;
+    list_pop(game.freelist);
+    if (!e) {
+        e = alloc(&game.arena, entity_t, .flags = ALLOC_NOZERO);
+    }
+
+    memset(e, 0, sizeof(entity_t));
+
+    e->kind = kind;
+    dlist_push(game.active_by_type[kind], e);
+
+    return e;
+}
+
+void game_entity_destroy(entity_t *e) {
+    dlist_pop(game.active_by_type[e->kind], e);
+    dlist_push(game.freelist, e);
+}

src/game.h

@@ -0,0 +1,47 @@
+#pragma once
+
+#include "colla/colla.h"
+#include "camera.h"
+
+#define ENTITY_KIND(X) \
+    X(PLAYER, player) \
+
+typedef enum {
+    ENTITY_NONE,
+
+#define ENUM_X(name, ...) ENTITY_##name,
+    ENTITY_KIND(ENUM_X)
+#undef ENUM_X
+
+    ENTITY__COUNT,
+} entity_kind_e;
+
+typedef struct entity_t entity_t;
+
+typedef void (*entity_update_fn)(arena_t scratch, entity_t *entites, float dt);
+
+struct entity_t {
+    entity_kind_e kind;
+    entity_t *next;
+    entity_t *prev;
+
+    camera_t camera;
+    vec3 position;
+};
+
+typedef struct game_t game_t;
+struct game_t {
+    arena_t arena;
+    arena_t frame_arena;
+    entity_t *freelist;
+    entity_t *active_by_type[ENTITY__COUNT];
+};
+extern game_t game;
+
+void game_init(void);
+void game_cleanup(void);
+
+void game_frame(float dt);
+
+entity_t *game_new_entity(entity_kind_e kind);
+void game_entity_destroy(entity_t *e);

src/gen/batcher.h

@@ -0,0 +1,736 @@
+#pragma once
+/*
+    #version:1# (machine generated, don't edit!)
+
+    Generated by sokol-shdc (https://github.com/floooh/sokol-tools)
+
+    Cmdline:
+        sokol-shdc -i data\batcher.glsl -o src/gen/batcher.h -l hlsl5:spirv_vk -f sokol
+
+    Overview:
+    =========
+    Shader program: 'batcher':
+        Get shader desc: batcher_shader_desc(sg_query_backend());
+        Vertex Shader: vs
+        Fragment Shader: fs
+        Attributes:
+            ATTR_batcher_quad => 0
+            ATTR_batcher_tex_quad => 1
+            ATTR_batcher_colour => 2
+    Bindings:
+        Uniform block 'render_data':
+            C struct: render_data_t
+            Bind slot: UB_render_data => 0
+        Texture 'tex':
+            Image type: SG_IMAGETYPE_2D
+            Sample type: SG_IMAGESAMPLETYPE_FLOAT
+            Multisampled: false
+            Bind slot: VIEW_tex => 0
+        Sampler 'smp':
+            Type: SG_SAMPLERTYPE_FILTERING
+            Bind slot: SMP_smp => 0
+*/
+#if !defined(SOKOL_GFX_INCLUDED)
+#error "Please include sokol_gfx.h before batcher.h"
+#endif
+#if !defined(SOKOL_SHDC_ALIGN)
+#if defined(_MSC_VER)
+#define SOKOL_SHDC_ALIGN(a) __declspec(align(a))
+#else
+#define SOKOL_SHDC_ALIGN(a) __attribute__((aligned(a)))
+#endif
+#endif
+#define ATTR_batcher_quad (0)
+#define ATTR_batcher_tex_quad (1)
+#define ATTR_batcher_colour (2)
+#define UB_render_data (0)
+#define VIEW_tex (0)
+#define SMP_smp (0)
+#pragma pack(push,1)
+SOKOL_SHDC_ALIGN(16) typedef struct render_data_t {
+    vec2 one_over_window_size;
+    float zoom;
+    uint8_t _pad_12[4];
+} render_data_t;
+#pragma pack(pop)
+/*
+    static float3 _135;
+
+    static const int _16[6] = { 0, 1, 2, 2, 3, 0 };
+    static const float3 _36[4] = { 0.0f.xxx, float3(0.0f, 1.0f, 0.0f), float3(1.0f, 1.0f, 0.0f), float3(1.0f, 0.0f, 0.0f) };
+    static const float2 _50[4] = { 0.0f.xx, float2(0.0f, 1.0f), 1.0f.xx, float2(1.0f, 0.0f) };
+
+    cbuffer render_data : register(b0)
+    {
+        float2 _70_one_over_window_size : packoffset(c0);
+        float _70_zoom : packoffset(c0.z);
+    };
+
+
+    static float4 gl_Position;
+    static int gl_VertexIndex;
+    static float2 uv;
+    static float4 quad;
+    static float4 tex_quad;
+    static float4 batcher_fs_colour;
+    static float4 colour;
+
+    struct SPIRV_Cross_Input
+    {
+        float4 quad : TEXCOORD0;
+        float4 tex_quad : TEXCOORD1;
+        float4 colour : TEXCOORD2;
+        uint gl_VertexIndex : SV_VertexID;
+    };
+
+    struct SPIRV_Cross_Output
+    {
+        float2 uv : TEXCOORD0;
+        float4 batcher_fs_colour : TEXCOORD1;
+        float4 gl_Position : SV_Position;
+    };
+
+    void vert_main()
+    {
+        uv = _50[_16[gl_VertexIndex]];
+        float2 _74 = ((_36[_16[gl_VertexIndex]].xy * quad.zw) + quad.xy) * _70_zoom;
+        float3 _124;
+        _124.x = _74.x;
+        _124.y = _74.y;
+        float2 _91 = ((_124.xy * _70_one_over_window_size) * 2.0f) - 1.0f.xx;
+        uv *= tex_quad.zw;
+        uv += tex_quad.xy;
+        gl_Position = float4(_91.x, -_91.y, _36[_16[gl_VertexIndex]].z, 1.0f);
+        batcher_fs_colour = colour;
+    }
+
+    SPIRV_Cross_Output main(SPIRV_Cross_Input stage_input)
+    {
+        gl_VertexIndex = int(stage_input.gl_VertexIndex);
+        quad = stage_input.quad;
+        tex_quad = stage_input.tex_quad;
+        colour = stage_input.colour;
+        vert_main();
+        SPIRV_Cross_Output stage_output;
+        stage_output.gl_Position = gl_Position;
+        stage_output.uv = uv;
+        stage_output.batcher_fs_colour = batcher_fs_colour;
+        return stage_output;
+    }
+*/
+static const uint8_t batcher_vs_source_hlsl5[1691] = {
+    0x73,0x74,0x61,0x74,0x69,0x63,0x20,0x66,0x6c,0x6f,0x61,0x74,0x33,0x20,0x5f,0x31,
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+};
+/*
+    Texture2D<float4> tex : register(t0);
+    SamplerState smp : register(s0);
+
+    static float2 uv;
+    static float4 batcher_fs_colour;
+    static float4 frag_colour;
+
+    struct SPIRV_Cross_Input
+    {
+        float2 uv : TEXCOORD0;
+        float4 batcher_fs_colour : TEXCOORD1;
+    };
+
+    struct SPIRV_Cross_Output
+    {
+        float4 frag_colour : SV_Target0;
+    };
+
+    void frag_main()
+    {
+        float4 _24 = tex.Sample(smp, uv);
+        float4 _28 = _24 * batcher_fs_colour;
+        if (_28.w < 1.0f)
+        {
+            discard;
+        }
+        frag_colour = _28;
+    }
+
+    SPIRV_Cross_Output main(SPIRV_Cross_Input stage_input)
+    {
+        uv = stage_input.uv;
+        batcher_fs_colour = stage_input.batcher_fs_colour;
+        frag_main();
+        SPIRV_Cross_Output stage_output;
+        stage_output.frag_colour = frag_colour;
+        return stage_output;
+    }
+*/
+static const uint8_t batcher_fs_source_hlsl5[719] = {
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+    0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x3b,0x0a,0x7d,0x0a,0x00,
+};
+/*
+    #version 460
+
+    const int _16[6] = int[](0, 1, 2, 2, 3, 0);
+    const vec3 _36[4] = vec3[](vec3(0.0), vec3(0.0, 1.0, 0.0), vec3(1.0, 1.0, 0.0), vec3(1.0, 0.0, 0.0));
+    const vec2 _50[4] = vec2[](vec2(0.0), vec2(0.0, 1.0), vec2(1.0), vec2(1.0, 0.0));
+    vec3 _135;
+
+    layout(set = 0, binding = 0, std140) uniform render_data
+    {
+        vec2 one_over_window_size;
+        float zoom;
+    } _70;
+
+    layout(location = 0) out vec2 uv;
+    layout(location = 0) in vec4 quad;
+    layout(location = 1) in vec4 tex_quad;
+    layout(location = 1) out vec4 batcher_fs_colour;
+    layout(location = 2) in vec4 colour;
+
+    void main()
+    {
+        uv = _50[_16[gl_VertexIndex]];
+        vec2 _74 = ((_36[_16[gl_VertexIndex]].xy * quad.zw) + quad.xy) * _70.zoom;
+        vec3 _124;
+        _124.x = _74.x;
+        _124.y = _74.y;
+        vec2 _91 = ((_124.xy * _70.one_over_window_size) * 2.0) - vec2(1.0);
+        uv *= tex_quad.zw;
+        uv += tex_quad.xy;
+        gl_Position = vec4(_91.x, -_91.y, _36[_16[gl_VertexIndex]].z, 1.0);
+        batcher_fs_colour = colour;
+    }
+
+*/
+static const uint8_t batcher_vs_bytecode_spirv_vk[3440] = {
+    0x03,0x02,0x23,0x07,0x00,0x04,0x01,0x00,0x0b,0x00,0x08,0x00,0x81,0x00,0x00,0x00,
+    0x00,0x00,0x00,0x00,0x11,0x00,0x02,0x00,0x01,0x00,0x00,0x00,0x0b,0x00,0x06,0x00,
+    0x01,0x00,0x00,0x00,0x47,0x4c,0x53,0x4c,0x2e,0x73,0x74,0x64,0x2e,0x34,0x35,0x30,
+    0x00,0x00,0x00,0x00,0x0e,0x00,0x03,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,
+    0x0f,0x00,0x0e,0x00,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x6d,0x61,0x69,0x6e,
+    0x00,0x00,0x00,0x00,0x09,0x00,0x00,0x00,0x1d,0x00,0x00,0x00,0x3d,0x00,0x00,0x00,
+    0x46,0x00,0x00,0x00,0x5f,0x00,0x00,0x00,0x6b,0x00,0x00,0x00,0x7c,0x00,0x00,0x00,
+    0x7d,0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x03,0x00,0x03,0x00,0x02,0x00,0x00,0x00,
+    0xcc,0x01,0x00,0x00,0x05,0x00,0x04,0x00,0x04,0x00,0x00,0x00,0x6d,0x61,0x69,0x6e,
+    0x00,0x00,0x00,0x00,0x05,0x00,0x03,0x00,0x09,0x00,0x00,0x00,0x75,0x76,0x00,0x00,
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+    0x25,0x00,0x00,0x00,0x69,0x6e,0x64,0x65,0x78,0x61,0x62,0x6c,0x65,0x00,0x00,0x00,
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+    0x7a,0x00,0x00,0x00,0x7b,0x00,0x00,0x00,0x6b,0x00,0x00,0x00,0x17,0x00,0x00,0x00,
+    0x3e,0x00,0x03,0x00,0x7b,0x00,0x00,0x00,0x79,0x00,0x00,0x00,0x3d,0x00,0x04,0x00,
+    0x3b,0x00,0x00,0x00,0x7e,0x00,0x00,0x00,0x7d,0x00,0x00,0x00,0x3e,0x00,0x03,0x00,
+    0x7c,0x00,0x00,0x00,0x7e,0x00,0x00,0x00,0xfd,0x00,0x01,0x00,0x38,0x00,0x01,0x00,
+
+};
+/*
+    #version 460
+
+    layout(set = 1, binding = 0) uniform texture2D tex;
+    layout(set = 1, binding = 32) uniform sampler smp;
+
+    layout(location = 0) in vec2 uv;
+    layout(location = 1) in vec4 batcher_fs_colour;
+    layout(location = 0) out vec4 frag_colour;
+
+    void main()
+    {
+        vec4 _24 = texture(sampler2D(tex, smp), uv);
+        vec4 _28 = _24 * batcher_fs_colour;
+        if (_28.w < 1.0)
+        {
+            discard;
+        }
+        frag_colour = _28;
+    }
+
+*/
+static const uint8_t batcher_fs_bytecode_spirv_vk[1088] = {
+    0x03,0x02,0x23,0x07,0x00,0x04,0x01,0x00,0x0b,0x00,0x08,0x00,0x2d,0x00,0x00,0x00,
+    0x00,0x00,0x00,0x00,0x11,0x00,0x02,0x00,0x01,0x00,0x00,0x00,0x0b,0x00,0x06,0x00,
+    0x01,0x00,0x00,0x00,0x47,0x4c,0x53,0x4c,0x2e,0x73,0x74,0x64,0x2e,0x34,0x35,0x30,
+    0x00,0x00,0x00,0x00,0x0e,0x00,0x03,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,
+    0x0f,0x00,0x0a,0x00,0x04,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x6d,0x61,0x69,0x6e,
+    0x00,0x00,0x00,0x00,0x0c,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x16,0x00,0x00,0x00,
+    0x1c,0x00,0x00,0x00,0x2b,0x00,0x00,0x00,0x10,0x00,0x03,0x00,0x04,0x00,0x00,0x00,
+    0x07,0x00,0x00,0x00,0x03,0x00,0x03,0x00,0x02,0x00,0x00,0x00,0xcc,0x01,0x00,0x00,
+    0x05,0x00,0x04,0x00,0x04,0x00,0x00,0x00,0x6d,0x61,0x69,0x6e,0x00,0x00,0x00,0x00,
+    0x05,0x00,0x03,0x00,0x09,0x00,0x00,0x00,0x5f,0x32,0x34,0x00,0x05,0x00,0x03,0x00,
+    0x0c,0x00,0x00,0x00,0x74,0x65,0x78,0x00,0x05,0x00,0x03,0x00,0x10,0x00,0x00,0x00,
+    0x73,0x6d,0x70,0x00,0x05,0x00,0x03,0x00,0x16,0x00,0x00,0x00,0x75,0x76,0x00,0x00,
+    0x05,0x00,0x03,0x00,0x19,0x00,0x00,0x00,0x5f,0x32,0x38,0x00,0x05,0x00,0x05,0x00,
+    0x1c,0x00,0x00,0x00,0x66,0x73,0x5f,0x63,0x6f,0x6c,0x6f,0x75,0x72,0x00,0x00,0x00,
+    0x05,0x00,0x05,0x00,0x2b,0x00,0x00,0x00,0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,
+    0x6f,0x75,0x72,0x00,0x47,0x00,0x04,0x00,0x0c,0x00,0x00,0x00,0x21,0x00,0x00,0x00,
+    0x00,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x0c,0x00,0x00,0x00,0x22,0x00,0x00,0x00,
+    0x01,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x10,0x00,0x00,0x00,0x21,0x00,0x00,0x00,
+    0x20,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x10,0x00,0x00,0x00,0x22,0x00,0x00,0x00,
+    0x01,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x16,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,
+    0x00,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x1c,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,
+    0x01,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x2b,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,
+    0x00,0x00,0x00,0x00,0x13,0x00,0x02,0x00,0x02,0x00,0x00,0x00,0x21,0x00,0x03,0x00,
+    0x03,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x16,0x00,0x03,0x00,0x06,0x00,0x00,0x00,
+    0x20,0x00,0x00,0x00,0x17,0x00,0x04,0x00,0x07,0x00,0x00,0x00,0x06,0x00,0x00,0x00,
+    0x04,0x00,0x00,0x00,0x20,0x00,0x04,0x00,0x08,0x00,0x00,0x00,0x07,0x00,0x00,0x00,
+    0x07,0x00,0x00,0x00,0x19,0x00,0x09,0x00,0x0a,0x00,0x00,0x00,0x06,0x00,0x00,0x00,
+    0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+    0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x00,0x04,0x00,0x0b,0x00,0x00,0x00,
+    0x00,0x00,0x00,0x00,0x0a,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,0x0b,0x00,0x00,0x00,
+    0x0c,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1a,0x00,0x02,0x00,0x0e,0x00,0x00,0x00,
+    0x20,0x00,0x04,0x00,0x0f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0e,0x00,0x00,0x00,
+    0x3b,0x00,0x04,0x00,0x0f,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+    0x1b,0x00,0x03,0x00,0x12,0x00,0x00,0x00,0x0a,0x00,0x00,0x00,0x17,0x00,0x04,0x00,
+    0x14,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x20,0x00,0x04,0x00,
+    0x15,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x14,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,
+    0x15,0x00,0x00,0x00,0x16,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x20,0x00,0x04,0x00,
+    0x1b,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,
+    0x1b,0x00,0x00,0x00,0x1c,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x15,0x00,0x04,0x00,
+    0x1f,0x00,0x00,0x00,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x2b,0x00,0x04,0x00,
+    0x1f,0x00,0x00,0x00,0x20,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x20,0x00,0x04,0x00,
+    0x21,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x2b,0x00,0x04,0x00,
+    0x06,0x00,0x00,0x00,0x24,0x00,0x00,0x00,0x00,0x00,0x80,0x3f,0x14,0x00,0x02,0x00,
+    0x25,0x00,0x00,0x00,0x20,0x00,0x04,0x00,0x2a,0x00,0x00,0x00,0x03,0x00,0x00,0x00,
+    0x07,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,0x2a,0x00,0x00,0x00,0x2b,0x00,0x00,0x00,
+    0x03,0x00,0x00,0x00,0x36,0x00,0x05,0x00,0x02,0x00,0x00,0x00,0x04,0x00,0x00,0x00,
+    0x00,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0xf8,0x00,0x02,0x00,0x05,0x00,0x00,0x00,
+    0x3b,0x00,0x04,0x00,0x08,0x00,0x00,0x00,0x09,0x00,0x00,0x00,0x07,0x00,0x00,0x00,
+    0x3b,0x00,0x04,0x00,0x08,0x00,0x00,0x00,0x19,0x00,0x00,0x00,0x07,0x00,0x00,0x00,
+    0x3d,0x00,0x04,0x00,0x0a,0x00,0x00,0x00,0x0d,0x00,0x00,0x00,0x0c,0x00,0x00,0x00,
+    0x3d,0x00,0x04,0x00,0x0e,0x00,0x00,0x00,0x11,0x00,0x00,0x00,0x10,0x00,0x00,0x00,
+    0x56,0x00,0x05,0x00,0x12,0x00,0x00,0x00,0x13,0x00,0x00,0x00,0x0d,0x00,0x00,0x00,
+    0x11,0x00,0x00,0x00,0x3d,0x00,0x04,0x00,0x14,0x00,0x00,0x00,0x17,0x00,0x00,0x00,
+    0x16,0x00,0x00,0x00,0x57,0x00,0x05,0x00,0x07,0x00,0x00,0x00,0x18,0x00,0x00,0x00,
+    0x13,0x00,0x00,0x00,0x17,0x00,0x00,0x00,0x3e,0x00,0x03,0x00,0x09,0x00,0x00,0x00,
+    0x18,0x00,0x00,0x00,0x3d,0x00,0x04,0x00,0x07,0x00,0x00,0x00,0x1a,0x00,0x00,0x00,
+    0x09,0x00,0x00,0x00,0x3d,0x00,0x04,0x00,0x07,0x00,0x00,0x00,0x1d,0x00,0x00,0x00,
+    0x1c,0x00,0x00,0x00,0x85,0x00,0x05,0x00,0x07,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,
+    0x1a,0x00,0x00,0x00,0x1d,0x00,0x00,0x00,0x3e,0x00,0x03,0x00,0x19,0x00,0x00,0x00,
+    0x1e,0x00,0x00,0x00,0x41,0x00,0x05,0x00,0x21,0x00,0x00,0x00,0x22,0x00,0x00,0x00,
+    0x19,0x00,0x00,0x00,0x20,0x00,0x00,0x00,0x3d,0x00,0x04,0x00,0x06,0x00,0x00,0x00,
+    0x23,0x00,0x00,0x00,0x22,0x00,0x00,0x00,0xb8,0x00,0x05,0x00,0x25,0x00,0x00,0x00,
+    0x26,0x00,0x00,0x00,0x23,0x00,0x00,0x00,0x24,0x00,0x00,0x00,0xf7,0x00,0x03,0x00,
+    0x28,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xfa,0x00,0x04,0x00,0x26,0x00,0x00,0x00,
+    0x27,0x00,0x00,0x00,0x28,0x00,0x00,0x00,0xf8,0x00,0x02,0x00,0x27,0x00,0x00,0x00,
+    0xfc,0x00,0x01,0x00,0xf8,0x00,0x02,0x00,0x28,0x00,0x00,0x00,0x3d,0x00,0x04,0x00,
+    0x07,0x00,0x00,0x00,0x2c,0x00,0x00,0x00,0x19,0x00,0x00,0x00,0x3e,0x00,0x03,0x00,
+    0x2b,0x00,0x00,0x00,0x2c,0x00,0x00,0x00,0xfd,0x00,0x01,0x00,0x38,0x00,0x01,0x00,
+
+};
+static inline const sg_shader_desc* batcher_shader_desc(sg_backend backend) {
+    if (backend == SG_BACKEND_D3D11) {
+        static sg_shader_desc desc;
+        static bool valid;
+        if (!valid) {
+            valid = true;
+            desc.vertex_func.source = (const char*)batcher_vs_source_hlsl5;
+            desc.vertex_func.d3d11_target = "vs_5_0";
+            desc.vertex_func.entry = "main";
+            desc.fragment_func.source = (const char*)batcher_fs_source_hlsl5;
+            desc.fragment_func.d3d11_target = "ps_5_0";
+            desc.fragment_func.entry = "main";
+            desc.attrs[0].base_type = SG_SHADERATTRBASETYPE_FLOAT;
+            desc.attrs[0].hlsl_sem_name = "TEXCOORD";
+            desc.attrs[0].hlsl_sem_index = 0;
+            desc.attrs[1].base_type = SG_SHADERATTRBASETYPE_FLOAT;
+            desc.attrs[1].hlsl_sem_name = "TEXCOORD";
+            desc.attrs[1].hlsl_sem_index = 1;
+            desc.attrs[2].base_type = SG_SHADERATTRBASETYPE_FLOAT;
+            desc.attrs[2].hlsl_sem_name = "TEXCOORD";
+            desc.attrs[2].hlsl_sem_index = 2;
+            desc.uniform_blocks[0].stage = SG_SHADERSTAGE_VERTEX;
+            desc.uniform_blocks[0].layout = SG_UNIFORMLAYOUT_STD140;
+            desc.uniform_blocks[0].size = 16;
+            desc.uniform_blocks[0].hlsl_register_b_n = 0;
+            desc.views[0].texture.stage = SG_SHADERSTAGE_FRAGMENT;
+            desc.views[0].texture.image_type = SG_IMAGETYPE_2D;
+            desc.views[0].texture.sample_type = SG_IMAGESAMPLETYPE_FLOAT;
+            desc.views[0].texture.multisampled = false;
+            desc.views[0].texture.hlsl_register_t_n = 0;
+            desc.samplers[0].stage = SG_SHADERSTAGE_FRAGMENT;
+            desc.samplers[0].sampler_type = SG_SAMPLERTYPE_FILTERING;
+            desc.samplers[0].hlsl_register_s_n = 0;
+            desc.texture_sampler_pairs[0].stage = SG_SHADERSTAGE_FRAGMENT;
+            desc.texture_sampler_pairs[0].view_slot = 0;
+            desc.texture_sampler_pairs[0].sampler_slot = 0;
+            desc.label = "batcher_shader";
+        }
+        return &desc;
+    }
+    if (backend == SG_BACKEND_VULKAN) {
+        static sg_shader_desc desc;
+        static bool valid;
+        if (!valid) {
+            valid = true;
+            desc.vertex_func.bytecode.ptr = batcher_vs_bytecode_spirv_vk;
+            desc.vertex_func.bytecode.size = 3440;
+            desc.vertex_func.entry = "main";
+            desc.fragment_func.bytecode.ptr = batcher_fs_bytecode_spirv_vk;
+            desc.fragment_func.bytecode.size = 1088;
+            desc.fragment_func.entry = "main";
+            desc.attrs[0].base_type = SG_SHADERATTRBASETYPE_FLOAT;
+            desc.attrs[1].base_type = SG_SHADERATTRBASETYPE_FLOAT;
+            desc.attrs[2].base_type = SG_SHADERATTRBASETYPE_FLOAT;
+            desc.uniform_blocks[0].stage = SG_SHADERSTAGE_VERTEX;
+            desc.uniform_blocks[0].layout = SG_UNIFORMLAYOUT_STD140;
+            desc.uniform_blocks[0].size = 16;
+            desc.uniform_blocks[0].spirv_set0_binding_n = 0;
+            desc.views[0].texture.stage = SG_SHADERSTAGE_FRAGMENT;
+            desc.views[0].texture.image_type = SG_IMAGETYPE_2D;
+            desc.views[0].texture.sample_type = SG_IMAGESAMPLETYPE_FLOAT;
+            desc.views[0].texture.multisampled = false;
+            desc.views[0].texture.spirv_set1_binding_n = 0;
+            desc.samplers[0].stage = SG_SHADERSTAGE_FRAGMENT;
+            desc.samplers[0].sampler_type = SG_SAMPLERTYPE_FILTERING;
+            desc.samplers[0].spirv_set1_binding_n = 32;
+            desc.texture_sampler_pairs[0].stage = SG_SHADERSTAGE_FRAGMENT;
+            desc.texture_sampler_pairs[0].view_slot = 0;
+            desc.texture_sampler_pairs[0].sampler_slot = 0;
+            desc.label = "batcher_shader";
+        }
+        return &desc;
+    }
+    return 0;
+}

src/gen/obj.h

@@ -19,14 +19,22 @@
             ATTR_obj_tex_uv => 2
             ATTR_obj_lightmap_uv => 3
     Bindings:
-        Uniform block 'vs_params':
+        Uniform block 'obj_vs_params':
-            C struct: vs_params_t
+            C struct: obj_vs_params_t
-            Bind slot: UB_vs_params => 0
+            Bind slot: UB_obj_vs_params => 0
+        Texture 'tex':
+            Image type: SG_IMAGETYPE_2D
+            Sample type: SG_IMAGESAMPLETYPE_FLOAT
+            Multisampled: false
+            Bind slot: VIEW_tex => 0
         Texture 'lightmap':
             Image type: SG_IMAGETYPE_2D
             Sample type: SG_IMAGESAMPLETYPE_FLOAT
             Multisampled: false
             Bind slot: VIEW_lightmap => 1
+        Sampler 'smp':
+            Type: SG_SAMPLERTYPE_FILTERING
+            Bind slot: SMP_smp => 0
         Sampler 'lightmap_smp':
             Type: SG_SAMPLERTYPE_FILTERING
             Bind slot: SMP_lightmap_smp => 1
@@ -45,18 +53,20 @@
 #define ATTR_obj_norm (1)
 #define ATTR_obj_tex_uv (2)
 #define ATTR_obj_lightmap_uv (3)
-#define UB_vs_params (0)
+#define UB_obj_vs_params (0)
+#define VIEW_tex (0)
 #define VIEW_lightmap (1)
+#define SMP_smp (0)
 #define SMP_lightmap_smp (1)
 #pragma pack(push,1)
-SOKOL_SHDC_ALIGN(16) typedef struct vs_params_t {
+SOKOL_SHDC_ALIGN(16) typedef struct obj_vs_params_t {
-    HMM_Mat4 mvp;
+    mat4 mvp;
-    HMM_Vec3 cam_pos;
+    vec3 cam_pos;
     uint8_t _pad_76[4];
-} vs_params_t;
+} obj_vs_params_t;
 #pragma pack(pop)
 /*
-    cbuffer vs_params : register(b0)
+    cbuffer obj_vs_params : register(b0)
     {
         row_major float4x4 _14_mvp : packoffset(c0);
         float3 _14_cam_pos : packoffset(c4);
@@ -66,11 +76,11 @@ SOKOL_SHDC_ALIGN(16) typedef struct vs_params_t {
     static float4 gl_Position;
     static float4 position;
     static float depth;
-    static float3 fs_norm;
+    static float3 obj_fs_norm;
     static float3 norm;
-    static float2 fs_tex_uv;
+    static float2 obj_fs_tex_uv;
     static float2 tex_uv;
-    static float2 fs_lightmap_uv;
+    static float2 obj_fs_lightmap_uv;
     static float2 lightmap_uv;
 
     struct SPIRV_Cross_Input
@@ -83,9 +93,9 @@ SOKOL_SHDC_ALIGN(16) typedef struct vs_params_t {
 
     struct SPIRV_Cross_Output
     {
-        float3 fs_norm : TEXCOORD0;
+        float3 obj_fs_norm : TEXCOORD0;
-        float2 fs_tex_uv : TEXCOORD1;
+        float2 obj_fs_tex_uv : TEXCOORD1;
-        float2 fs_lightmap_uv : TEXCOORD2;
+        float2 obj_fs_lightmap_uv : TEXCOORD2;
         float depth : TEXCOORD3;
         float4 gl_Position : SV_Position;
     };
@@ -95,9 +105,9 @@ SOKOL_SHDC_ALIGN(16) typedef struct vs_params_t {
         float4 _23 = mul(position, _14_mvp);
         depth = -_23.z;
         gl_Position = _23;
-        fs_norm = norm;
+        obj_fs_norm = norm;
-        fs_tex_uv = tex_uv;
+        obj_fs_tex_uv = tex_uv;
-        fs_lightmap_uv = lightmap_uv;
+        obj_fs_lightmap_uv = lightmap_uv;
     }
 
     SPIRV_Cross_Output main(SPIRV_Cross_Input stage_input)
@@ -110,13 +120,13 @@ SOKOL_SHDC_ALIGN(16) typedef struct vs_params_t {
         SPIRV_Cross_Output stage_output;
         stage_output.gl_Position = gl_Position;
         stage_output.depth = depth;
-        stage_output.fs_norm = fs_norm;
+        stage_output.obj_fs_norm = obj_fs_norm;
-        stage_output.fs_tex_uv = fs_tex_uv;
+        stage_output.obj_fs_tex_uv = obj_fs_tex_uv;
-        stage_output.fs_lightmap_uv = fs_lightmap_uv;
+        stage_output.obj_fs_lightmap_uv = obj_fs_lightmap_uv;
         return stage_output;
     }
 */
-static const uint8_t vs_source_hlsl5[1380] = {
+static const uint8_t obj_vs_source_hlsl5[1380] = {
     0x63,0x62,0x75,0x66,0x66,0x65,0x72,0x20,0x76,0x73,0x5f,0x70,0x61,0x72,0x61,0x6d,
     0x73,0x20,0x3a,0x20,0x72,0x65,0x67,0x69,0x73,0x74,0x65,0x72,0x28,0x62,0x30,0x29,
     0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x72,0x6f,0x77,0x5f,0x6d,0x61,0x6a,0x6f,0x72,
@@ -206,20 +216,22 @@ static const uint8_t vs_source_hlsl5[1380] = {
     0x0a,0x7d,0x0a,0x00,
 };
 /*
+    Texture2D<float4> tex : register(t0);
+    SamplerState smp : register(s0);
     Texture2D<float4> lightmap : register(t1);
     SamplerState lightmap_smp : register(s1);
 
-    static float2 fs_tex_uv;
+    static float2 obj_fs_tex_uv;
-    static float2 fs_lightmap_uv;
+    static float2 obj_fs_lightmap_uv;
     static float4 frag_color;
-    static float3 fs_norm;
+    static float3 obj_fs_norm;
     static float depth;
 
     struct SPIRV_Cross_Input
     {
-        float3 fs_norm : TEXCOORD0;
+        float3 obj_fs_norm : TEXCOORD0;
-        float2 fs_tex_uv : TEXCOORD1;
+        float2 obj_fs_tex_uv : TEXCOORD1;
-        float2 fs_lightmap_uv : TEXCOORD2;
+        float2 obj_fs_lightmap_uv : TEXCOORD2;
         float depth : TEXCOORD3;
     };
 
@@ -230,14 +242,14 @@ static const uint8_t vs_source_hlsl5[1380] = {
 
     void frag_main()
     {
-        frag_color = lightmap.Sample(lightmap_smp, fs_lightmap_uv);
+        frag_color = tex.Sample(smp, obj_fs_tex_uv) * lightmap.Sample(lightmap_smp, obj_fs_lightmap_uv);
     }
 
     SPIRV_Cross_Output main(SPIRV_Cross_Input stage_input)
     {
-        fs_tex_uv = stage_input.fs_tex_uv;
+        obj_fs_tex_uv = stage_input.obj_fs_tex_uv;
-        fs_lightmap_uv = stage_input.fs_lightmap_uv;
+        obj_fs_lightmap_uv = stage_input.obj_fs_lightmap_uv;
-        fs_norm = stage_input.fs_norm;
+        obj_fs_norm = stage_input.obj_fs_norm;
         depth = stage_input.depth;
         frag_main();
         SPIRV_Cross_Output stage_output;
@@ -245,67 +257,73 @@ static const uint8_t vs_source_hlsl5[1380] = {
         return stage_output;
     }
 */
-static const uint8_t fs_source_hlsl5[865] = {
+static const uint8_t obj_fs_source_hlsl5[965] = {
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+    0x61,0x70,0x5f,0x75,0x76,0x3b,0x0a,0x20,0x20,0x20,0x20,0x66,0x73,0x5f,0x6e,0x6f,
-    0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x3b,0x0a,0x20,0x20,0x20,0x20,0x73,
+    0x72,0x6d,0x20,0x3d,0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x69,0x6e,0x70,0x75,0x74,
-    0x74,0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x2e,0x66,0x72,0x61,0x67,
+    0x2e,0x66,0x73,0x5f,0x6e,0x6f,0x72,0x6d,0x3b,0x0a,0x20,0x20,0x20,0x20,0x64,0x65,
-    0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3d,0x20,0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,
+    0x70,0x74,0x68,0x20,0x3d,0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x69,0x6e,0x70,0x75,
-    0x6c,0x6f,0x72,0x3b,0x0a,0x20,0x20,0x20,0x20,0x72,0x65,0x74,0x75,0x72,0x6e,0x20,
+    0x74,0x2e,0x64,0x65,0x70,0x74,0x68,0x3b,0x0a,0x20,0x20,0x20,0x20,0x66,0x72,0x61,
-    0x73,0x74,0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x3b,0x0a,0x7d,0x0a,
+    0x67,0x5f,0x6d,0x61,0x69,0x6e,0x28,0x29,0x3b,0x0a,0x20,0x20,0x20,0x20,0x53,0x50,
-    0x00,
+    0x49,0x52,0x56,0x5f,0x43,0x72,0x6f,0x73,0x73,0x5f,0x4f,0x75,0x74,0x70,0x75,0x74,
+    0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x3b,0x0a,0x20,
+    0x20,0x20,0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x2e,
+    0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3d,0x20,0x66,0x72,0x61,
+    0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x20,0x20,0x20,0x20,0x72,0x65,0x74,
+    0x75,0x72,0x6e,0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,
+    0x3b,0x0a,0x7d,0x0a,0x00,
 };
 /*
     #version 460
 
-    layout(set = 0, binding = 0, std140) uniform vs_params
+    layout(set = 0, binding = 0, std140) uniform obj_vs_params
     {
         mat4 mvp;
         vec3 cam_pos;
@@ -313,11 +331,11 @@ static const uint8_t fs_source_hlsl5[865] = {
 
     layout(location = 0) in vec4 position;
     layout(location = 3) out float depth;
-    layout(location = 0) out vec3 fs_norm;
+    layout(location = 0) out vec3 obj_fs_norm;
     layout(location = 1) in vec3 norm;
-    layout(location = 1) out vec2 fs_tex_uv;
+    layout(location = 1) out vec2 obj_fs_tex_uv;
     layout(location = 2) in vec2 tex_uv;
-    layout(location = 2) out vec2 fs_lightmap_uv;
+    layout(location = 2) out vec2 obj_fs_lightmap_uv;
     layout(location = 3) in vec2 lightmap_uv;
 
     void main()
@@ -325,13 +343,13 @@ static const uint8_t fs_source_hlsl5[865] = {
         vec4 _23 = _14.mvp * position;
         depth = -_23.z;
         gl_Position = _23;
-        fs_norm = norm;
+        obj_fs_norm = norm;
-        fs_tex_uv = tex_uv;
+        obj_fs_tex_uv = tex_uv;
-        fs_lightmap_uv = lightmap_uv;
+        obj_fs_lightmap_uv = lightmap_uv;
     }
 
 */
-static const uint8_t vs_bytecode_spirv_vk[1780] = {
+static const uint8_t obj_vs_bytecode_spirv_vk[1780] = {
     0x03,0x02,0x23,0x07,0x00,0x04,0x01,0x00,0x0b,0x00,0x08,0x00,0x36,0x00,0x00,0x00,
     0x00,0x00,0x00,0x00,0x11,0x00,0x02,0x00,0x01,0x00,0x00,0x00,0x0b,0x00,0x06,0x00,
     0x01,0x00,0x00,0x00,0x47,0x4c,0x53,0x4c,0x2e,0x73,0x74,0x64,0x2e,0x34,0x35,0x30,
@@ -448,49 +466,57 @@ static const uint8_t vs_bytecode_spirv_vk[1780] = {
 /*
     #version 460
 
+    layout(set = 1, binding = 0) uniform texture2D tex;
+    layout(set = 1, binding = 32) uniform sampler smp;
     layout(set = 1, binding = 1) uniform texture2D lightmap;
     layout(set = 1, binding = 33) uniform sampler lightmap_smp;
 
-    layout(location = 1) in vec2 fs_tex_uv;
+    layout(location = 1) in vec2 obj_fs_tex_uv;
-    layout(location = 2) in vec2 fs_lightmap_uv;
+    layout(location = 2) in vec2 obj_fs_lightmap_uv;
     layout(location = 0) out vec4 frag_color;
-    layout(location = 0) in vec3 fs_norm;
+    layout(location = 0) in vec3 obj_fs_norm;
     layout(location = 3) in float depth;
 
     void main()
     {
-        frag_color = texture(sampler2D(lightmap, lightmap_smp), fs_lightmap_uv);
+        frag_color = texture(sampler2D(tex, smp), obj_fs_tex_uv) * texture(sampler2D(lightmap, lightmap_smp), obj_fs_lightmap_uv);
     }
 
 */
-static const uint8_t fs_bytecode_spirv_vk[916] = {
+static const uint8_t obj_fs_bytecode_spirv_vk[1152] = {
-    0x03,0x02,0x23,0x07,0x00,0x04,0x01,0x00,0x0b,0x00,0x08,0x00,0x1f,0x00,0x00,0x00,
+    0x03,0x02,0x23,0x07,0x00,0x04,0x01,0x00,0x0b,0x00,0x08,0x00,0x27,0x00,0x00,0x00,
     0x00,0x00,0x00,0x00,0x11,0x00,0x02,0x00,0x01,0x00,0x00,0x00,0x0b,0x00,0x06,0x00,
     0x01,0x00,0x00,0x00,0x47,0x4c,0x53,0x4c,0x2e,0x73,0x74,0x64,0x2e,0x34,0x35,0x30,
     0x00,0x00,0x00,0x00,0x0e,0x00,0x03,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,
-    0x0f,0x00,0x0c,0x00,0x04,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x6d,0x61,0x69,0x6e,
+    0x0f,0x00,0x0e,0x00,0x04,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x6d,0x61,0x69,0x6e,
     0x00,0x00,0x00,0x00,0x09,0x00,0x00,0x00,0x0c,0x00,0x00,0x00,0x10,0x00,0x00,0x00,
-    0x16,0x00,0x00,0x00,0x19,0x00,0x00,0x00,0x1c,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,
+    0x16,0x00,0x00,0x00,0x19,0x00,0x00,0x00,0x1b,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,
-    0x10,0x00,0x03,0x00,0x04,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x03,0x00,0x03,0x00,
+    0x24,0x00,0x00,0x00,0x26,0x00,0x00,0x00,0x10,0x00,0x03,0x00,0x04,0x00,0x00,0x00,
-    0x02,0x00,0x00,0x00,0xcc,0x01,0x00,0x00,0x05,0x00,0x04,0x00,0x04,0x00,0x00,0x00,
+    0x07,0x00,0x00,0x00,0x03,0x00,0x03,0x00,0x02,0x00,0x00,0x00,0xcc,0x01,0x00,0x00,
-    0x6d,0x61,0x69,0x6e,0x00,0x00,0x00,0x00,0x05,0x00,0x05,0x00,0x09,0x00,0x00,0x00,
+    0x05,0x00,0x04,0x00,0x04,0x00,0x00,0x00,0x6d,0x61,0x69,0x6e,0x00,0x00,0x00,0x00,
-    0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x00,0x00,0x05,0x00,0x05,0x00,
+    0x05,0x00,0x05,0x00,0x09,0x00,0x00,0x00,0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,
-    0x0c,0x00,0x00,0x00,0x6c,0x69,0x67,0x68,0x74,0x6d,0x61,0x70,0x00,0x00,0x00,0x00,
+    0x6f,0x72,0x00,0x00,0x05,0x00,0x03,0x00,0x0c,0x00,0x00,0x00,0x74,0x65,0x78,0x00,
-    0x05,0x00,0x06,0x00,0x10,0x00,0x00,0x00,0x6c,0x69,0x67,0x68,0x74,0x6d,0x61,0x70,
+    0x05,0x00,0x03,0x00,0x10,0x00,0x00,0x00,0x73,0x6d,0x70,0x00,0x05,0x00,0x05,0x00,
-    0x5f,0x73,0x6d,0x70,0x00,0x00,0x00,0x00,0x05,0x00,0x06,0x00,0x16,0x00,0x00,0x00,
+    0x16,0x00,0x00,0x00,0x66,0x73,0x5f,0x74,0x65,0x78,0x5f,0x75,0x76,0x00,0x00,0x00,
-    0x66,0x73,0x5f,0x6c,0x69,0x67,0x68,0x74,0x6d,0x61,0x70,0x5f,0x75,0x76,0x00,0x00,
+    0x05,0x00,0x05,0x00,0x19,0x00,0x00,0x00,0x6c,0x69,0x67,0x68,0x74,0x6d,0x61,0x70,
-    0x05,0x00,0x05,0x00,0x19,0x00,0x00,0x00,0x66,0x73,0x5f,0x74,0x65,0x78,0x5f,0x75,
+    0x00,0x00,0x00,0x00,0x05,0x00,0x06,0x00,0x1b,0x00,0x00,0x00,0x6c,0x69,0x67,0x68,
-    0x76,0x00,0x00,0x00,0x05,0x00,0x04,0x00,0x1c,0x00,0x00,0x00,0x66,0x73,0x5f,0x6e,
+    0x74,0x6d,0x61,0x70,0x5f,0x73,0x6d,0x70,0x00,0x00,0x00,0x00,0x05,0x00,0x06,0x00,
-    0x6f,0x72,0x6d,0x00,0x05,0x00,0x04,0x00,0x1e,0x00,0x00,0x00,0x64,0x65,0x70,0x74,
+    0x1e,0x00,0x00,0x00,0x66,0x73,0x5f,0x6c,0x69,0x67,0x68,0x74,0x6d,0x61,0x70,0x5f,
+    0x75,0x76,0x00,0x00,0x05,0x00,0x04,0x00,0x24,0x00,0x00,0x00,0x66,0x73,0x5f,0x6e,
+    0x6f,0x72,0x6d,0x00,0x05,0x00,0x04,0x00,0x26,0x00,0x00,0x00,0x64,0x65,0x70,0x74,
     0x68,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x09,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,
     0x00,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x0c,0x00,0x00,0x00,0x21,0x00,0x00,0x00,
-    0x01,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x0c,0x00,0x00,0x00,0x22,0x00,0x00,0x00,
+    0x00,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x0c,0x00,0x00,0x00,0x22,0x00,0x00,0x00,
     0x01,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x10,0x00,0x00,0x00,0x21,0x00,0x00,0x00,
-    0x21,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x10,0x00,0x00,0x00,0x22,0x00,0x00,0x00,
+    0x20,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x10,0x00,0x00,0x00,0x22,0x00,0x00,0x00,
     0x01,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x16,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,
-    0x02,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x19,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,
+    0x01,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x19,0x00,0x00,0x00,0x21,0x00,0x00,0x00,
-    0x01,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x1c,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,
+    0x01,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x19,0x00,0x00,0x00,0x22,0x00,0x00,0x00,
-    0x00,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x1e,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,
+    0x01,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x1b,0x00,0x00,0x00,0x21,0x00,0x00,0x00,
+    0x21,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x1b,0x00,0x00,0x00,0x22,0x00,0x00,0x00,
+    0x01,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x1e,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,
+    0x02,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x24,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,
+    0x00,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x26,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,
     0x03,0x00,0x00,0x00,0x13,0x00,0x02,0x00,0x02,0x00,0x00,0x00,0x21,0x00,0x03,0x00,
     0x03,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x16,0x00,0x03,0x00,0x06,0x00,0x00,0x00,
     0x20,0x00,0x00,0x00,0x17,0x00,0x04,0x00,0x07,0x00,0x00,0x00,0x06,0x00,0x00,0x00,
@@ -507,12 +533,14 @@ static const uint8_t fs_bytecode_spirv_vk[916] = {
     0x14,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x20,0x00,0x04,0x00,
     0x15,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x14,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,
     0x15,0x00,0x00,0x00,0x16,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,
-    0x15,0x00,0x00,0x00,0x19,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x17,0x00,0x04,0x00,
+    0x0b,0x00,0x00,0x00,0x19,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,
-    0x1a,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x20,0x00,0x04,0x00,
+    0x0f,0x00,0x00,0x00,0x1b,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,
-    0x1b,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x1a,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,
+    0x15,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x17,0x00,0x04,0x00,
-    0x1b,0x00,0x00,0x00,0x1c,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x20,0x00,0x04,0x00,
+    0x22,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x20,0x00,0x04,0x00,
-    0x1d,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,
+    0x23,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x22,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,
-    0x1d,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x36,0x00,0x05,0x00,
+    0x23,0x00,0x00,0x00,0x24,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x20,0x00,0x04,0x00,
+    0x25,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,
+    0x25,0x00,0x00,0x00,0x26,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x36,0x00,0x05,0x00,
     0x02,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x00,0x00,0x00,
     0xf8,0x00,0x02,0x00,0x05,0x00,0x00,0x00,0x3d,0x00,0x04,0x00,0x0a,0x00,0x00,0x00,
     0x0d,0x00,0x00,0x00,0x0c,0x00,0x00,0x00,0x3d,0x00,0x04,0x00,0x0e,0x00,0x00,0x00,
@@ -520,8 +548,15 @@ static const uint8_t fs_bytecode_spirv_vk[916] = {
     0x13,0x00,0x00,0x00,0x0d,0x00,0x00,0x00,0x11,0x00,0x00,0x00,0x3d,0x00,0x04,0x00,
     0x14,0x00,0x00,0x00,0x17,0x00,0x00,0x00,0x16,0x00,0x00,0x00,0x57,0x00,0x05,0x00,
     0x07,0x00,0x00,0x00,0x18,0x00,0x00,0x00,0x13,0x00,0x00,0x00,0x17,0x00,0x00,0x00,
-    0x3e,0x00,0x03,0x00,0x09,0x00,0x00,0x00,0x18,0x00,0x00,0x00,0xfd,0x00,0x01,0x00,
+    0x3d,0x00,0x04,0x00,0x0a,0x00,0x00,0x00,0x1a,0x00,0x00,0x00,0x19,0x00,0x00,0x00,
-    0x38,0x00,0x01,0x00,
+    0x3d,0x00,0x04,0x00,0x0e,0x00,0x00,0x00,0x1c,0x00,0x00,0x00,0x1b,0x00,0x00,0x00,
+    0x56,0x00,0x05,0x00,0x12,0x00,0x00,0x00,0x1d,0x00,0x00,0x00,0x1a,0x00,0x00,0x00,
+    0x1c,0x00,0x00,0x00,0x3d,0x00,0x04,0x00,0x14,0x00,0x00,0x00,0x1f,0x00,0x00,0x00,
+    0x1e,0x00,0x00,0x00,0x57,0x00,0x05,0x00,0x07,0x00,0x00,0x00,0x20,0x00,0x00,0x00,
+    0x1d,0x00,0x00,0x00,0x1f,0x00,0x00,0x00,0x85,0x00,0x05,0x00,0x07,0x00,0x00,0x00,
+    0x21,0x00,0x00,0x00,0x18,0x00,0x00,0x00,0x20,0x00,0x00,0x00,0x3e,0x00,0x03,0x00,
+    0x09,0x00,0x00,0x00,0x21,0x00,0x00,0x00,0xfd,0x00,0x01,0x00,0x38,0x00,0x01,0x00,
+
 };
 static inline const sg_shader_desc* obj_shader_desc(sg_backend backend) {
     if (backend == SG_BACKEND_D3D11) {
@@ -529,10 +564,10 @@ static inline const sg_shader_desc* obj_shader_desc(sg_backend backend) {
         static bool valid;
         if (!valid) {
             valid = true;
-            desc.vertex_func.source = (const char*)vs_source_hlsl5;
+            desc.vertex_func.source = (const char*)obj_vs_source_hlsl5;
             desc.vertex_func.d3d11_target = "vs_5_0";
             desc.vertex_func.entry = "main";
-            desc.fragment_func.source = (const char*)fs_source_hlsl5;
+            desc.fragment_func.source = (const char*)obj_fs_source_hlsl5;
             desc.fragment_func.d3d11_target = "ps_5_0";
             desc.fragment_func.entry = "main";
             desc.attrs[0].base_type = SG_SHADERATTRBASETYPE_FLOAT;
@@ -551,17 +586,28 @@ static inline const sg_shader_desc* obj_shader_desc(sg_backend backend) {
             desc.uniform_blocks[0].layout = SG_UNIFORMLAYOUT_STD140;
             desc.uniform_blocks[0].size = 80;
             desc.uniform_blocks[0].hlsl_register_b_n = 0;
+            desc.views[0].texture.stage = SG_SHADERSTAGE_FRAGMENT;
+            desc.views[0].texture.image_type = SG_IMAGETYPE_2D;
+            desc.views[0].texture.sample_type = SG_IMAGESAMPLETYPE_FLOAT;
+            desc.views[0].texture.multisampled = false;
+            desc.views[0].texture.hlsl_register_t_n = 0;
             desc.views[1].texture.stage = SG_SHADERSTAGE_FRAGMENT;
             desc.views[1].texture.image_type = SG_IMAGETYPE_2D;
             desc.views[1].texture.sample_type = SG_IMAGESAMPLETYPE_FLOAT;
             desc.views[1].texture.multisampled = false;
             desc.views[1].texture.hlsl_register_t_n = 1;
+            desc.samplers[0].stage = SG_SHADERSTAGE_FRAGMENT;
+            desc.samplers[0].sampler_type = SG_SAMPLERTYPE_FILTERING;
+            desc.samplers[0].hlsl_register_s_n = 0;
             desc.samplers[1].stage = SG_SHADERSTAGE_FRAGMENT;
             desc.samplers[1].sampler_type = SG_SAMPLERTYPE_FILTERING;
             desc.samplers[1].hlsl_register_s_n = 1;
             desc.texture_sampler_pairs[0].stage = SG_SHADERSTAGE_FRAGMENT;
-            desc.texture_sampler_pairs[0].view_slot = 1;
+            desc.texture_sampler_pairs[0].view_slot = 0;
-            desc.texture_sampler_pairs[0].sampler_slot = 1;
+            desc.texture_sampler_pairs[0].sampler_slot = 0;
+            desc.texture_sampler_pairs[1].stage = SG_SHADERSTAGE_FRAGMENT;
+            desc.texture_sampler_pairs[1].view_slot = 1;
+            desc.texture_sampler_pairs[1].sampler_slot = 1;
             desc.label = "obj_shader";
         }
         return &desc;
@@ -571,11 +617,11 @@ static inline const sg_shader_desc* obj_shader_desc(sg_backend backend) {
         static bool valid;
         if (!valid) {
             valid = true;
-            desc.vertex_func.bytecode.ptr = vs_bytecode_spirv_vk;
+            desc.vertex_func.bytecode.ptr = obj_vs_bytecode_spirv_vk;
             desc.vertex_func.bytecode.size = 1780;
             desc.vertex_func.entry = "main";
-            desc.fragment_func.bytecode.ptr = fs_bytecode_spirv_vk;
+            desc.fragment_func.bytecode.ptr = obj_fs_bytecode_spirv_vk;
-            desc.fragment_func.bytecode.size = 916;
+            desc.fragment_func.bytecode.size = 1152;
             desc.fragment_func.entry = "main";
             desc.attrs[0].base_type = SG_SHADERATTRBASETYPE_FLOAT;
             desc.attrs[1].base_type = SG_SHADERATTRBASETYPE_FLOAT;
@@ -585,17 +631,28 @@ static inline const sg_shader_desc* obj_shader_desc(sg_backend backend) {
             desc.uniform_blocks[0].layout = SG_UNIFORMLAYOUT_STD140;
             desc.uniform_blocks[0].size = 80;
             desc.uniform_blocks[0].spirv_set0_binding_n = 0;
+            desc.views[0].texture.stage = SG_SHADERSTAGE_FRAGMENT;
+            desc.views[0].texture.image_type = SG_IMAGETYPE_2D;
+            desc.views[0].texture.sample_type = SG_IMAGESAMPLETYPE_FLOAT;
+            desc.views[0].texture.multisampled = false;
+            desc.views[0].texture.spirv_set1_binding_n = 0;
             desc.views[1].texture.stage = SG_SHADERSTAGE_FRAGMENT;
             desc.views[1].texture.image_type = SG_IMAGETYPE_2D;
             desc.views[1].texture.sample_type = SG_IMAGESAMPLETYPE_FLOAT;
             desc.views[1].texture.multisampled = false;
             desc.views[1].texture.spirv_set1_binding_n = 1;
+            desc.samplers[0].stage = SG_SHADERSTAGE_FRAGMENT;
+            desc.samplers[0].sampler_type = SG_SAMPLERTYPE_FILTERING;
+            desc.samplers[0].spirv_set1_binding_n = 32;
             desc.samplers[1].stage = SG_SHADERSTAGE_FRAGMENT;
             desc.samplers[1].sampler_type = SG_SAMPLERTYPE_FILTERING;
             desc.samplers[1].spirv_set1_binding_n = 33;
             desc.texture_sampler_pairs[0].stage = SG_SHADERSTAGE_FRAGMENT;
-            desc.texture_sampler_pairs[0].view_slot = 1;
+            desc.texture_sampler_pairs[0].view_slot = 0;
-            desc.texture_sampler_pairs[0].sampler_slot = 1;
+            desc.texture_sampler_pairs[0].sampler_slot = 0;
+            desc.texture_sampler_pairs[1].stage = SG_SHADERSTAGE_FRAGMENT;
+            desc.texture_sampler_pairs[1].view_slot = 1;
+            desc.texture_sampler_pairs[1].sampler_slot = 1;
             desc.label = "obj_shader";
         }
         return &desc;

src/gen/triangle.h

@@ -1,316 +0,0 @@
-#pragma once
-/*
-    #version:1# (machine generated, don't edit!)
-
-    Generated by sokol-shdc (https://github.com/floooh/sokol-tools)
-
-    Cmdline:
-        sokol-shdc -i data\triangle.glsl -o src/gen/triangle.h -l hlsl5:spirv_vk -f sokol
-
-    Overview:
-    =========
-    Shader program: 'triangle':
-        Get shader desc: triangle_shader_desc(sg_query_backend());
-        Vertex Shader: vs
-        Fragment Shader: fs
-        Attributes:
-            ATTR_triangle_position => 0
-            ATTR_triangle_color0 => 1
-    Bindings:
-*/
-#if !defined(SOKOL_GFX_INCLUDED)
-#error "Please include sokol_gfx.h before triangle.h"
-#endif
-#if !defined(SOKOL_SHDC_ALIGN)
-#if defined(_MSC_VER)
-#define SOKOL_SHDC_ALIGN(a) __declspec(align(a))
-#else
-#define SOKOL_SHDC_ALIGN(a) __attribute__((aligned(a)))
-#endif
-#endif
-#define ATTR_triangle_position (0)
-#define ATTR_triangle_color0 (1)
-/*
-    static float4 gl_Position;
-    static float4 position;
-    static float4 color;
-    static float4 color0;
-
-    struct SPIRV_Cross_Input
-    {
-        float4 position : TEXCOORD0;
-        float4 color0 : TEXCOORD1;
-    };
-
-    struct SPIRV_Cross_Output
-    {
-        float4 color : TEXCOORD0;
-        float4 gl_Position : SV_Position;
-    };
-
-    void vert_main()
-    {
-        gl_Position = position;
-        color = color0;
-    }
-
-    SPIRV_Cross_Output main(SPIRV_Cross_Input stage_input)
-    {
-        position = stage_input.position;
-        color0 = stage_input.color0;
-        vert_main();
-        SPIRV_Cross_Output stage_output;
-        stage_output.gl_Position = gl_Position;
-        stage_output.color = color;
-        return stage_output;
-    }
-*/
-static const uint8_t vs_source_hlsl5[645] = {
-    0x73,0x74,0x61,0x74,0x69,0x63,0x20,0x66,0x6c,0x6f,0x61,0x74,0x34,0x20,0x67,0x6c,
-    0x5f,0x50,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x3b,0x0a,0x73,0x74,0x61,0x74,0x69,
-    0x63,0x20,0x66,0x6c,0x6f,0x61,0x74,0x34,0x20,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,
-    0x6e,0x3b,0x0a,0x73,0x74,0x61,0x74,0x69,0x63,0x20,0x66,0x6c,0x6f,0x61,0x74,0x34,
-    0x20,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x73,0x74,0x61,0x74,0x69,0x63,0x20,0x66,
-    0x6c,0x6f,0x61,0x74,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x3b,0x0a,0x0a,0x73,
-    0x74,0x72,0x75,0x63,0x74,0x20,0x53,0x50,0x49,0x52,0x56,0x5f,0x43,0x72,0x6f,0x73,
-    0x73,0x5f,0x49,0x6e,0x70,0x75,0x74,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x66,0x6c,
-    0x6f,0x61,0x74,0x34,0x20,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x20,0x3a,0x20,
-    0x54,0x45,0x58,0x43,0x4f,0x4f,0x52,0x44,0x30,0x3b,0x0a,0x20,0x20,0x20,0x20,0x66,
-    0x6c,0x6f,0x61,0x74,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x20,0x3a,0x20,0x54,
-    0x45,0x58,0x43,0x4f,0x4f,0x52,0x44,0x31,0x3b,0x0a,0x7d,0x3b,0x0a,0x0a,0x73,0x74,
-    0x72,0x75,0x63,0x74,0x20,0x53,0x50,0x49,0x52,0x56,0x5f,0x43,0x72,0x6f,0x73,0x73,
-    0x5f,0x4f,0x75,0x74,0x70,0x75,0x74,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x66,0x6c,
-    0x6f,0x61,0x74,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3a,0x20,0x54,0x45,0x58,
-    0x43,0x4f,0x4f,0x52,0x44,0x30,0x3b,0x0a,0x20,0x20,0x20,0x20,0x66,0x6c,0x6f,0x61,
-    0x74,0x34,0x20,0x67,0x6c,0x5f,0x50,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x20,0x3a,
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-    0x5f,0x50,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x67,0x6c,0x5f,0x50,
-    0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x3b,0x0a,0x20,0x20,0x20,0x20,0x73,0x74,0x61,
-    0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x2e,0x63,0x6f,0x6c,0x6f,0x72,0x20,
-    0x3d,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x20,0x20,0x20,0x20,0x72,0x65,0x74,
-    0x75,0x72,0x6e,0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,
-    0x3b,0x0a,0x7d,0x0a,0x00,
-};
-/*
-    static float4 frag_color;
-    static float4 color;
-
-    struct SPIRV_Cross_Input
-    {
-        float4 color : TEXCOORD0;
-    };
-
-    struct SPIRV_Cross_Output
-    {
-        float4 frag_color : SV_Target0;
-    };
-
-    void frag_main()
-    {
-        frag_color = color;
-    }
-
-    SPIRV_Cross_Output main(SPIRV_Cross_Input stage_input)
-    {
-        color = stage_input.color;
-        frag_main();
-        SPIRV_Cross_Output stage_output;
-        stage_output.frag_color = frag_color;
-        return stage_output;
-    }
-*/
-static const uint8_t fs_source_hlsl5[435] = {
-    0x73,0x74,0x61,0x74,0x69,0x63,0x20,0x66,0x6c,0x6f,0x61,0x74,0x34,0x20,0x66,0x72,
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-    0x74,0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x3b,0x0a,0x20,0x20,0x20,
-    0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x2e,0x66,0x72,
-    0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3d,0x20,0x66,0x72,0x61,0x67,0x5f,
-    0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x20,0x20,0x20,0x20,0x72,0x65,0x74,0x75,0x72,
-    0x6e,0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x3b,0x0a,
-    0x7d,0x0a,0x00,
-};
-/*
-    #version 460
-
-    layout(location = 0) in vec4 position;
-    layout(location = 0) out vec4 color;
-    layout(location = 1) in vec4 color0;
-
-    void main()
-    {
-        gl_Position = position;
-        color = color0;
-    }
-
-*/
-static const uint8_t vs_bytecode_spirv_vk[840] = {
-    0x03,0x02,0x23,0x07,0x00,0x04,0x01,0x00,0x0b,0x00,0x08,0x00,0x18,0x00,0x00,0x00,
-    0x00,0x00,0x00,0x00,0x11,0x00,0x02,0x00,0x01,0x00,0x00,0x00,0x0b,0x00,0x06,0x00,
-    0x01,0x00,0x00,0x00,0x47,0x4c,0x53,0x4c,0x2e,0x73,0x74,0x64,0x2e,0x34,0x35,0x30,
-    0x00,0x00,0x00,0x00,0x0e,0x00,0x03,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,
-    0x0f,0x00,0x09,0x00,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x6d,0x61,0x69,0x6e,
-    0x00,0x00,0x00,0x00,0x0d,0x00,0x00,0x00,0x11,0x00,0x00,0x00,0x15,0x00,0x00,0x00,
-    0x16,0x00,0x00,0x00,0x03,0x00,0x03,0x00,0x02,0x00,0x00,0x00,0xcc,0x01,0x00,0x00,
-    0x05,0x00,0x04,0x00,0x04,0x00,0x00,0x00,0x6d,0x61,0x69,0x6e,0x00,0x00,0x00,0x00,
-    0x05,0x00,0x06,0x00,0x0b,0x00,0x00,0x00,0x67,0x6c,0x5f,0x50,0x65,0x72,0x56,0x65,
-    0x72,0x74,0x65,0x78,0x00,0x00,0x00,0x00,0x06,0x00,0x06,0x00,0x0b,0x00,0x00,0x00,
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-    0x6f,0x69,0x6e,0x74,0x53,0x69,0x7a,0x65,0x00,0x00,0x00,0x00,0x06,0x00,0x07,0x00,
-    0x0b,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x67,0x6c,0x5f,0x43,0x6c,0x69,0x70,0x44,
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-    0x6e,0x63,0x65,0x00,0x05,0x00,0x03,0x00,0x0d,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
-    0x05,0x00,0x05,0x00,0x11,0x00,0x00,0x00,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,
-    0x00,0x00,0x00,0x00,0x05,0x00,0x04,0x00,0x15,0x00,0x00,0x00,0x63,0x6f,0x6c,0x6f,
-    0x72,0x00,0x00,0x00,0x05,0x00,0x04,0x00,0x16,0x00,0x00,0x00,0x63,0x6f,0x6c,0x6f,
-    0x72,0x30,0x00,0x00,0x47,0x00,0x03,0x00,0x0b,0x00,0x00,0x00,0x02,0x00,0x00,0x00,
-    0x48,0x00,0x05,0x00,0x0b,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0b,0x00,0x00,0x00,
-    0x00,0x00,0x00,0x00,0x48,0x00,0x05,0x00,0x0b,0x00,0x00,0x00,0x01,0x00,0x00,0x00,
-    0x0b,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x48,0x00,0x05,0x00,0x0b,0x00,0x00,0x00,
-    0x02,0x00,0x00,0x00,0x0b,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x48,0x00,0x05,0x00,
-    0x0b,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x0b,0x00,0x00,0x00,0x04,0x00,0x00,0x00,
-    0x47,0x00,0x04,0x00,0x11,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
-    0x47,0x00,0x04,0x00,0x15,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
-    0x47,0x00,0x04,0x00,0x16,0x00,0x00,0x00,0x1e,0x00,0x00,0x00,0x01,0x00,0x00,0x00,
-    0x13,0x00,0x02,0x00,0x02,0x00,0x00,0x00,0x21,0x00,0x03,0x00,0x03,0x00,0x00,0x00,
-    0x02,0x00,0x00,0x00,0x16,0x00,0x03,0x00,0x06,0x00,0x00,0x00,0x20,0x00,0x00,0x00,
-    0x17,0x00,0x04,0x00,0x07,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x04,0x00,0x00,0x00,
-    0x15,0x00,0x04,0x00,0x08,0x00,0x00,0x00,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
-    0x2b,0x00,0x04,0x00,0x08,0x00,0x00,0x00,0x09,0x00,0x00,0x00,0x01,0x00,0x00,0x00,
-    0x1c,0x00,0x04,0x00,0x0a,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x09,0x00,0x00,0x00,
-    0x1e,0x00,0x06,0x00,0x0b,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x06,0x00,0x00,0x00,
-    0x0a,0x00,0x00,0x00,0x0a,0x00,0x00,0x00,0x20,0x00,0x04,0x00,0x0c,0x00,0x00,0x00,
-    0x03,0x00,0x00,0x00,0x0b,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,0x0c,0x00,0x00,0x00,
-    0x0d,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x15,0x00,0x04,0x00,0x0e,0x00,0x00,0x00,
-    0x20,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x2b,0x00,0x04,0x00,0x0e,0x00,0x00,0x00,
-    0x0f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x00,0x04,0x00,0x10,0x00,0x00,0x00,
-    0x01,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,0x10,0x00,0x00,0x00,
-    0x11,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x20,0x00,0x04,0x00,0x13,0x00,0x00,0x00,
-    0x03,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,0x13,0x00,0x00,0x00,
-    0x15,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,0x10,0x00,0x00,0x00,
-    0x16,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x36,0x00,0x05,0x00,0x02,0x00,0x00,0x00,
-    0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0xf8,0x00,0x02,0x00,
-    0x05,0x00,0x00,0x00,0x3d,0x00,0x04,0x00,0x07,0x00,0x00,0x00,0x12,0x00,0x00,0x00,
-    0x11,0x00,0x00,0x00,0x41,0x00,0x05,0x00,0x13,0x00,0x00,0x00,0x14,0x00,0x00,0x00,
-    0x0d,0x00,0x00,0x00,0x0f,0x00,0x00,0x00,0x3e,0x00,0x03,0x00,0x14,0x00,0x00,0x00,
-    0x12,0x00,0x00,0x00,0x3d,0x00,0x04,0x00,0x07,0x00,0x00,0x00,0x17,0x00,0x00,0x00,
-    0x16,0x00,0x00,0x00,0x3e,0x00,0x03,0x00,0x15,0x00,0x00,0x00,0x17,0x00,0x00,0x00,
-    0xfd,0x00,0x01,0x00,0x38,0x00,0x01,0x00,
-};
-/*
-    #version 460
-
-    layout(location = 0) out vec4 frag_color;
-    layout(location = 0) in vec4 color;
-
-    void main()
-    {
-        frag_color = color;
-    }
-
-*/
-static const uint8_t fs_bytecode_spirv_vk[376] = {
-    0x03,0x02,0x23,0x07,0x00,0x04,0x01,0x00,0x0b,0x00,0x08,0x00,0x0d,0x00,0x00,0x00,
-    0x00,0x00,0x00,0x00,0x11,0x00,0x02,0x00,0x01,0x00,0x00,0x00,0x0b,0x00,0x06,0x00,
-    0x01,0x00,0x00,0x00,0x47,0x4c,0x53,0x4c,0x2e,0x73,0x74,0x64,0x2e,0x34,0x35,0x30,
-    0x00,0x00,0x00,0x00,0x0e,0x00,0x03,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,
-    0x0f,0x00,0x07,0x00,0x04,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x6d,0x61,0x69,0x6e,
-    0x00,0x00,0x00,0x00,0x09,0x00,0x00,0x00,0x0b,0x00,0x00,0x00,0x10,0x00,0x03,0x00,
-    0x04,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x03,0x00,0x03,0x00,0x02,0x00,0x00,0x00,
-    0xcc,0x01,0x00,0x00,0x05,0x00,0x04,0x00,0x04,0x00,0x00,0x00,0x6d,0x61,0x69,0x6e,
-    0x00,0x00,0x00,0x00,0x05,0x00,0x05,0x00,0x09,0x00,0x00,0x00,0x66,0x72,0x61,0x67,
-    0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x00,0x00,0x05,0x00,0x04,0x00,0x0b,0x00,0x00,0x00,
-    0x63,0x6f,0x6c,0x6f,0x72,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x09,0x00,0x00,0x00,
-    0x1e,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x47,0x00,0x04,0x00,0x0b,0x00,0x00,0x00,
-    0x1e,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x13,0x00,0x02,0x00,0x02,0x00,0x00,0x00,
-    0x21,0x00,0x03,0x00,0x03,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x16,0x00,0x03,0x00,
-    0x06,0x00,0x00,0x00,0x20,0x00,0x00,0x00,0x17,0x00,0x04,0x00,0x07,0x00,0x00,0x00,
-    0x06,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x20,0x00,0x04,0x00,0x08,0x00,0x00,0x00,
-    0x03,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,0x08,0x00,0x00,0x00,
-    0x09,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x20,0x00,0x04,0x00,0x0a,0x00,0x00,0x00,
-    0x01,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x3b,0x00,0x04,0x00,0x0a,0x00,0x00,0x00,
-    0x0b,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x36,0x00,0x05,0x00,0x02,0x00,0x00,0x00,
-    0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0xf8,0x00,0x02,0x00,
-    0x05,0x00,0x00,0x00,0x3d,0x00,0x04,0x00,0x07,0x00,0x00,0x00,0x0c,0x00,0x00,0x00,
-    0x0b,0x00,0x00,0x00,0x3e,0x00,0x03,0x00,0x09,0x00,0x00,0x00,0x0c,0x00,0x00,0x00,
-    0xfd,0x00,0x01,0x00,0x38,0x00,0x01,0x00,
-};
-static inline const sg_shader_desc* triangle_shader_desc(sg_backend backend) {
-    if (backend == SG_BACKEND_D3D11) {
-        static sg_shader_desc desc;
-        static bool valid;
-        if (!valid) {
-            valid = true;
-            desc.vertex_func.source = (const char*)vs_source_hlsl5;
-            desc.vertex_func.d3d11_target = "vs_5_0";
-            desc.vertex_func.entry = "main";
-            desc.fragment_func.source = (const char*)fs_source_hlsl5;
-            desc.fragment_func.d3d11_target = "ps_5_0";
-            desc.fragment_func.entry = "main";
-            desc.attrs[0].base_type = SG_SHADERATTRBASETYPE_FLOAT;
-            desc.attrs[0].hlsl_sem_name = "TEXCOORD";
-            desc.attrs[0].hlsl_sem_index = 0;
-            desc.attrs[1].base_type = SG_SHADERATTRBASETYPE_FLOAT;
-            desc.attrs[1].hlsl_sem_name = "TEXCOORD";
-            desc.attrs[1].hlsl_sem_index = 1;
-            desc.label = "triangle_shader";
-        }
-        return &desc;
-    }
-    if (backend == SG_BACKEND_VULKAN) {
-        static sg_shader_desc desc;
-        static bool valid;
-        if (!valid) {
-            valid = true;
-            desc.vertex_func.bytecode.ptr = vs_bytecode_spirv_vk;
-            desc.vertex_func.bytecode.size = 840;
-            desc.vertex_func.entry = "main";
-            desc.fragment_func.bytecode.ptr = fs_bytecode_spirv_vk;
-            desc.fragment_func.bytecode.size = 376;
-            desc.fragment_func.entry = "main";
-            desc.attrs[0].base_type = SG_SHADERATTRBASETYPE_FLOAT;
-            desc.attrs[1].base_type = SG_SHADERATTRBASETYPE_FLOAT;
-            desc.label = "triangle_shader";
-        }
-        return &desc;
-    }
-    return 0;
-}

src/gfx.c

@@ -0,0 +1,268 @@
+#include "gfx.h"
+#include "libs/sokol_app.h"
+#include "libs/stb_image.h"
+
+#include "gen/batcher.h"
+#include "utils.h"
+#include "utils.h"
+
+// batcher stuff ////////////////////////////////////
+
+typedef struct gfx_batch_render_data_t gfx_batch_render_data_t;
+struct gfx_batch_render_data_t {
+    vec2 one_over_window_size;
+    // float2 one_over_texture_size;
+    float zoom;
+    float padding;
+};
+
+struct gfx_batcher_t {
+    sg_buffer render_buffer;
+    sg_buffer instance_buffer;
+    sg_pipeline pipeline;
+    sg_image empty_texture;
+    sg_sampler sampler;
+
+    sg_image texture;
+
+    gfx_batch_render_data_t render_data;
+    gfx_batch_t *batch_data;
+    uint instance_count;
+    uint max_instances;
+
+    float zoom;
+
+    sg_image font;
+    int font_width;
+    int font_height;
+};
+
+gfx_batcher_t batcher = {0};
+
+bool gfx_init_batcher(arena_t *arena, uint max_instances) {
+    batcher.zoom = 1.f;
+
+    batcher.max_instances = max_instances;
+    batcher.batch_data = alloc(arena, gfx_batch_t, max_instances);
+
+    batcher.render_data = (gfx_batch_render_data_t){
+        .one_over_window_size = {
+            1.f / sapp_widthf(),
+            1.f / sapp_heightf(),
+        },
+        .zoom = batcher.zoom
+    };
+
+    batcher.render_buffer = sg_make_buffer(&(sg_buffer_desc){
+        .usage = {
+            .storage_buffer = true,
+            .dynamic_update = true,
+        },
+        .size = sizeof(batcher.render_data),
+        .label = "batcher",
+    });
+
+    sg_update_buffer(batcher.render_buffer, SG_RANGE_REF(batcher.render_data));
+    
+    batcher.instance_buffer = sg_make_buffer(&(sg_buffer_desc){
+        .usage = {
+            .vertex_buffer = true,
+            .stream_update = true,
+        },
+        .size = sizeof(gfx_batch_t) * batcher.max_instances,
+    });
+
+    sg_shader shd = sg_make_shader(batcher_shader_desc(sg_query_backend()));
+    batcher.pipeline = sg_make_pipeline(&(sg_pipeline_desc){
+        .shader = shd,
+        .layout = {
+            .buffers[0].step_func = SG_VERTEXSTEP_PER_INSTANCE,
+            .attrs = {
+                [ATTR_batcher_quad].format     = SG_VERTEXFORMAT_FLOAT4,
+                [ATTR_batcher_tex_quad].format = SG_VERTEXFORMAT_FLOAT4,
+                [ATTR_batcher_colour].format   = SG_VERTEXFORMAT_FLOAT4,
+            },
+        },
+    });
+
+    u32 empty_image[] = {
+        0xffffffff,
+    };
+
+    batcher.empty_texture = sg_make_image(&(sg_image_desc){
+        .data = SG_RANGE(empty_image),
+        .width = 1,
+        .height = 1,
+        .usage = {
+            .immutable = true,
+        },
+        .pixel_format = SG_PIXELFORMAT_RGBA8,
+        .label = "empty batcher texture",
+    });
+
+    batcher.sampler = sg_make_sampler(&(sg_sampler_desc){0});
+
+    int fw, fh;
+    u8 *data = stbi_load("data/font.png", &fw, &fh, NULL, 4);
+
+    batcher.font = sg_make_image(&(sg_image_desc){
+        .data = { data, fw * fh * 4 },
+        .width = fw,
+        .height = fh,
+        .usage = {
+            .immutable = true,
+        },
+        .pixel_format = SG_PIXELFORMAT_RGBA8,
+        .label = "xterm font"
+    });
+    batcher.font_width = fw;
+    batcher.font_height = fh;
+
+    stbi_image_free(data);
+
+    return true;
+}
+
+void gfx_batcher_cleanup(void) {
+    sg_dealloc_buffer(batcher.render_buffer);
+    sg_dealloc_buffer(batcher.instance_buffer);
+    sg_dealloc_pipeline(batcher.pipeline);
+    sg_dealloc_image(batcher.empty_texture);
+}
+
+void gfx_batcher_present(void) {
+    gfx_batcher_flush();
+}
+
+void gfx_batcher_flush(void) {
+    if (batcher.instance_count == 0) {
+        return;
+    }
+
+    if (win_has_resized() || batcher.render_data.zoom != batcher.zoom) {
+        batcher.render_data = (gfx_batch_render_data_t) {
+            .one_over_window_size = {
+                1.f / sapp_widthf(),
+                1.f / sapp_heightf(),
+            },
+            .zoom = batcher.zoom,
+        };
+        sg_update_buffer(batcher.render_buffer, SG_RANGE_REF(batcher.render_data));
+    }
+
+    if (batcher.texture.id == 0) {
+        batcher.texture = batcher.empty_texture;
+    }
+
+    buffer_t instance_data = (buffer_t){
+        (u8*)batcher.batch_data,
+        sizeof(gfx_batch_t) * batcher.instance_count,
+    };
+
+    sg_update_buffer(batcher.instance_buffer, &(sg_range){
+        .ptr = batcher.batch_data,
+        .size = sizeof(gfx_batch_t) * batcher.instance_count,
+    });
+
+    sg_view img_view = sg_make_view(&(sg_view_desc){
+        .texture.image = batcher.texture,
+    });
+
+    sg_apply_pipeline(batcher.pipeline);
+    sg_apply_uniforms(UB_render_data, SG_RANGE_REF(batcher.render_data));
+    sg_apply_bindings(&(sg_bindings){
+        .vertex_buffers[0] = batcher.instance_buffer,
+        .samplers[SMP_smp] = batcher.sampler,
+        .views[VIEW_tex] = img_view,
+    });
+
+    sg_draw(0, 6, batcher.instance_count);
+
+    sg_destroy_view(img_view);
+
+    batcher.instance_count = 0;
+}
+
+void gfx_batcher_set_texture(sg_image texture) {
+    if (texture.id != batcher.texture.id) {
+        gfx_batcher_flush();
+    }
+
+    batcher.texture = texture;
+}
+
+void gfx_batcher_push(gfx_batch_t *data) {
+    if (batcher.instance_count >= batcher.max_instances) {
+        gfx_batcher_flush();
+    }
+
+    memmove(&batcher.batch_data[batcher.instance_count++], data, sizeof(gfx_batch_t));
+}
+
+void gfx_batcher_push_arr(gfx_batch_t *arr, uint count) {
+    if (count == 0) {
+        return;
+    }
+
+    uint copy_off = 0;
+    while (count > 0) {
+        if (batcher.instance_count >= batcher.max_instances) {
+            gfx_batcher_flush();
+        }
+
+        uint remaining_in_batch = batcher.max_instances - batcher.instance_count;
+        uint to_copy = MIN(remaining_in_batch, count);
+
+        memmove(&batcher.batch_data[batcher.instance_count], &arr[copy_off], sizeof(gfx_batch_t) * to_copy);
+        
+        count -= to_copy;
+        copy_off += to_copy;
+        batcher.instance_count += to_copy;
+    }
+}
+
+typedef struct gfx_print_desc_t gfx_print_desc_t;
+struct gfx_print_desc_t {
+    strview_t str;
+    vec2 pos;
+    vec4 col;
+};
+
+void gfx_batcher_puts(gfx_print_desc_t *desc) {
+    float atlas_1ow          = 1.f / (float)batcher.font_width;
+    float atlas_1oh          = 1.f / (float)batcher.font_height;
+    float char_width         = 6.f;
+    float char_height        = 13.f;
+    float char_scaled_width  = char_width * atlas_1ow;
+    float char_scaled_height = char_height * atlas_1oh;
+
+    gfx_batcher_set_texture(batcher.font);
+
+    vec2 pos = desc->pos;
+
+    strview_t s = desc->str;
+    for (usize i = 0; i < s.len; ++i, pos.x += char_width) {
+        char c = s.buf[i];
+        int index = c - ' ';
+
+        if (index == 0) {
+            continue;
+        }
+
+        int cx = index % 16;
+        int cy = index / 16;
+
+        vec4 tex_quad = v4(
+            (float)cx * char_scaled_width,
+            (float)cy * char_scaled_height,
+            char_scaled_width, 
+            char_scaled_height
+        );
+
+        gfx_batcher_push(&(gfx_batch_t){
+            .tex_quad = tex_quad,
+            .colour = desc->col,
+            .quad = v4(pos.x, pos.y, char_width, char_height),
+        });
+    }
+}

src/gfx.h

@@ -0,0 +1,37 @@
+#pragma once
+
+#include "colla/colla.h"
+
+#include "libs/handmademath.h"
+#include "libs/sokol_gfx.h"
+
+#define GFX_WHITE (float4){ 1, 1, 1, 1 }
+#define GFX_BLACK (vec4){ 0, 0, 0, 1 }
+#define GFX_RED   (vec4){ 1, 0, 0, 1 }
+#define GFX_GREEN (vec4){ 0, 1, 0, 1 }
+#define GFX_BLUE  (vec4){ 0, 0, 1, 1 }
+
+// batcher stuff ////////////////////////////////////
+
+typedef struct gfx_batch_t gfx_batch_t;
+struct gfx_batch_t {
+    vec4 quad;
+    vec4 tex_quad;
+    vec4 colour;
+};
+
+typedef struct gfx_batcher_t gfx_batcher_t;
+extern gfx_batcher_t batcher;
+
+bool gfx_init_batcher(arena_t *arena, uint max_instances);
+void gfx_batcher_cleanup(void);
+
+void gfx_batcher_present(void);
+void gfx_batcher_flush(void);
+
+void gfx_batcher_set_zoom(float zoom);
+void gfx_batcher_set_texture(sg_image texture);
+void gfx_batcher_push(gfx_batch_t *data);
+void gfx_batcher_push_arr(gfx_batch_t *arr, uint count);
+
+/////////////////////////////////////////////////////

src/main.c

@@ -14,25 +14,26 @@
 #include "libs/sokol_glue.h"
 #include "libs/handmademath.h"
 
-#include "vecmath.h"
-
 #include "gen/obj.h"
 
 #include "utils.c"
+#include "gfx.c"
 #include "obj.c"
 #include "camera.c"
+#include "game.c"
+#include "player.c"
 
 ////////////////////////////////
 
-arena_t frame_arena = {0};
 sg_pipeline pip = {0};
 // sg_bindings binds = {0};
 sg_pass_action pass_action = {0};
 scene_t scene = {0};
-camera_t camera = {0};
+// camera_t camera = {0};
 u64 time_last = 0;
+// gfx_batcher_t *batch = NULL;
 
-vs_params_t vs_params = {0};
+obj_vs_params_t vs_params = {0};
 
 ////////////////////////////////
 
@@ -71,13 +72,15 @@ void app_init(void) {
 
     colla_init(COLLA_OS);
 
-    sapp_lock_mouse(true);
+    game_init();
 
-    frame_arena = arena_make(ARENA_VIRTUAL, GB(1));
+    gfx_init_batcher(&game.arena, 128);
 
-    // scene = obj_load_gltf(frame_arena, strv("data/metro.glb"));
+    player_init();
-    scene = obj_load_gltf(frame_arena, strv("data/scene.glb"));
+
-    camera = cam_init();
+    arena_t scratch = game.arena;
+
+    scene = obj_load_gltf(scratch, strv("data/scene.glb"));
 
     sg_shader shd = sg_make_shader(obj_shader_desc(sg_query_backend()));
 
@@ -107,6 +110,8 @@ void app_init(void) {
     };
 
     time_last = stm_now();
+
+    sapp_lock_mouse(true);
 }
 
 void app_frame(void) {
@@ -114,29 +119,47 @@ void app_frame(void) {
     float dt = (float)stm_sec(dt_ticks);
 
     utils_update();
-    cam_update(&camera, dt);
+    game_frame(dt);
+
+    entity_t *player = &game.active_by_type[ENTITY_PLAYER][0];
+    camera_t *cam = &player->camera;
 
     float aspect_ratio = sapp_widthf() / sapp_heightf();
 
-    HMM_Mat4 view = cam_view(&camera);
+    mat4 view = cam_view(cam);
-    HMM_Mat4 proj = cam_proj(&camera);
+    mat4 proj = cam_proj(cam);
-    HMM_Mat4 model = HMM_Translate(HMM_V3(0, 0, -10));
+    mat4 model = HMM_Translate(v3(0, 0, -10));
 
-    // HMM_Mat4 vp = HMM_Mul(HMM_Mul(proj, view), model);
+    vs_params.mvp = hmm_mul(proj, view);
-    // HMM_Mat4 vp = HMM_Mul(proj, view);
+    vs_params.cam_pos = cam->pos;
-
-    vs_params.mvp = HMM_Mul(proj, view);
-    vs_params.cam_pos = camera.pos;
-
-    arena_rewind(&frame_arena, 0);
 
     sg_begin_pass(&(sg_pass){ .action = pass_action, .swapchain = sglue_swapchain() });
+    {
         sg_apply_pipeline(pip);
         sg_apply_uniforms(0, SG_RANGE_REF(vs_params));
         for (int i = 0; i < scene.object_count; ++i) {
             sg_apply_bindings(&scene.objects[i].bindings);
             sg_draw(0, scene.objects[i].draw_count, 1);
         }
+    }
+
+    {
+        // SHIT ASS CODE PLEASE DON'T LOOK
+        static float dt_avg = 0.f;
+        static u32 dt_count = 0;
+
+        dt_avg += dt;
+        dt_count++;
+
+        float delta_avg = dt_avg / (float)dt_count;
+
+        str_t fps = str_fmt(&game.frame_arena, "dt: %.5f // fps: %.2f", delta_avg, 1.f / delta_avg);
+        gfx_batcher_puts(&(gfx_print_desc_t){ 
+            .str = strv(fps), 
+            .col = v4(0.93, 0.6, 0.26, 1), 
+        });
+        gfx_batcher_present();
+    }
     sg_end_pass();
     sg_commit();
 }
@@ -151,9 +174,14 @@ void app_event(const sapp_event *e) {
             }
             set_key_state(e->key_code, e->type == SAPP_EVENTTYPE_KEY_DOWN);
             break;
+
         case SAPP_EVENTTYPE_MOUSE_MOVE:
             set_mouse_pos_and_delta(e->mouse_x, e->mouse_y, e->mouse_dx, e->mouse_dy);
             break;
+
+        case SAPP_EVENTTYPE_RESIZED:
+            set_win_resized();
+            break;
     }
 }
 

src/obj.c

@@ -5,7 +5,7 @@
 #define CGLTF_IMPLEMENTATION
 #include "libs/cgltf.h"
 
-#include "vecmath.h"
+#include "libs/handmademath.h"
 
 typedef struct vertex_t vertex_t;
 struct vertex_t {
@@ -15,236 +15,12 @@ struct vertex_t {
     vec2 lightmap;
 };
 
-typedef struct material_t material_t;
-struct material_t {
-    // texture
-    vec3 ambient_color;
-    vec3 diff_color;
-
-    /*
-     * (*) -> unused
-     * Ka: ambient color
-     * Kd: diffuse color
-     * Ks*: specular color
-     * Ns*: specular exponent
-     * d*: dissolve (opacity)
-     * Ni*: optical density (???)
-     * Ke*: emissive color
-     * illum*: illumination mode:
-        0. Color on and Ambient off
-        1. Color on and Ambient on
-        2. Highlight on
-        3. Reflection on and Ray trace on
-        4. Transparency: Glass on, Reflection: Ray trace on
-        5. Reflection: Fresnel on and Ray trace on
-        6. Transparency: Refraction on, Reflection: Fresnel off and Ray trace on
-        7. Transparency: Refraction on, Reflection: Fresnel on and Ray trace on
-        8. Reflection on and Ray trace off
-        9. Transparency: Glass on, Reflection: Ray trace off
-        10. Casts shadows onto invisible surfaces
-     * */
-};
-
 typedef struct obj_t obj_t;
 struct obj_t {
     sg_bindings bindings;
     u16 draw_count;
 };
 
-darr_define(f2_list_t, vec2);
-darr_define(f3_list_t, vec3);
-darr_define(i3_list_t, int3);
-
-#define list_get(l, i) do {  } while (0)
-
-typedef struct  {
-    f3_list_t *verts;
-    f3_list_t *norms;
-    f2_list_t *uvs;
-    i3_list_t *faces;
-    u32 vcount;
-    u32 ncount;
-    u32 tcount;
-    u32 fcount;
-} obj_ctx_t;
- 
-#define READ_F2(arr, c) do { \
-        vec2 v = {0}; \
-        istr_skip_whitespace(in); istr_get_float(in, &v.x); \
-        istr_skip_whitespace(in); istr_get_float(in, &v.y); \
-        darr_push(arena, arr, v); \
-        ++(c); \
-    } while (0)
-
-#define READ_F3(arr, c) do { \
-        vec3 v = {0}; \
-        istr_skip_whitespace(in); istr_get_float(in, &v.x); \
-        istr_skip_whitespace(in); istr_get_float(in, &v.y); \
-        istr_skip_whitespace(in); istr_get_float(in, &v.z); \
-        darr_push(arena, arr, v); \
-        ++(c); \
-    } while (0)
-
-#define READ_I3(arr, c) do { \
-        int3 v = {0}; \
-        istr_skip_whitespace(in); istr_get_i32(in, &v.x); \
-        istr_skip_whitespace(in); istr_get_i32(in, &v.y); \
-        istr_skip_whitespace(in); istr_get_i32(in, &v.z); \
-        darr_push(arena, arr, v); \
-        ++(c); \
-    } while (0)
-
-void obj__parse_line(arena_t *arena, instream_t *in, obj_ctx_t *ctx) {
-    if (istr_peek(in) == '#') {
-        return;
-    }
-
-    switch (istr_peek(in)) {
-        // vertex stuff
-        case 'v':
-            istr_skip(in, 1);
-            switch (istr_get(in)) {
-                // vertex
-                case ' ':
-                    READ_F3(ctx->verts, ctx->vcount);
-                    break;
-                // normal
-                case 'n':
-                    READ_F3(ctx->norms, ctx->ncount);
-                    break;
-                // texture
-                case 't':
-                    READ_F2(ctx->uvs, ctx->tcount);
-                    break;
-            }
-            return;
-
-        // faces
-        case 'f':
-            READ_I3(ctx->faces, ctx->fcount);
-            return;
-
-        // smooth shading
-        case 's':
-            // not implemented
-            return;
-        
-        // group
-        case 'g':
-            // not implemented
-            return;
-
-        // object
-        case 'o':
-            // not implemented
-            return;
-        
-        case '#': 
-            return;
-    }
-
-    strview_t word = istr_get_word(in);
-    if (strv_equals(word, strv("mtllib"))) {
-        // load mtl file
-    }
-    else if (strv_equals(word, strv("usemtl"))) {
-        // use material
-    }
-}
-
-obj_t obj_load(arena_t scratch, strview_t filename) {
-    obj_t out = {0};
-
-    str_t text = os_file_read_all_str(&scratch, filename);
-    instream_t in = istr_init(strv(text));
-
-    obj_ctx_t ctx = {0};
-    
-    while (!istr_is_finished(&in)) {
-        instream_t line = istr_init(istr_get_line(&in));
-        obj__parse_line(&scratch, &line, &ctx);
-    }
-
-    debug("%u %u %u", ctx.vcount, ctx.ncount, ctx.tcount);
-    colla_assert(ctx.vcount == ctx.ncount && ctx.vcount == ctx.tcount);
-
-    // copy over vertex data
-    vertex_t *vertices = alloc(&scratch, vertex_t, ctx.vcount);
-
-    {
-        u32 i = 0;
-        for_each (v, ctx.verts) {
-            for (int k = 0; k < v->count; ++k) {
-                vertices[i++].pos = v->items[k];
-            }
-        }
-    }
-
-    {
-        u32 i = 0;
-        for_each (v, ctx.uvs) {
-            for (int k = 0; k < v->count; ++k) {
-                vertices[i++].tex = v->items[k];
-            }
-        }
-    }
-
-    {
-        u32 i = 0;
-        for_each (v, ctx.norms) {
-            for (int k = 0; k < v->count; ++k) {
-                vertices[i++].norm = v->items[k];
-            }
-        }
-    }
-
-    // copy over indices data
-    u32 icount = ctx.fcount * 3;
-    u16 *indices = alloc(&scratch, u16, icount);
-
-    {
-        u32 i = 0;
-        for_each (v, ctx.faces) {
-            for (int k = 0; k < v->count; ++k) {
-                indices[i++] = v->items[k].x - 1;
-                indices[i++] = v->items[k].y - 1;
-                indices[i++] = v->items[k].z - 1;
-            }
-        }
-    }
-
-    sg_buffer vertex_buffer = sg_make_buffer(&(sg_buffer_desc){
-        .data = {
-            .ptr = vertices,
-            .size = sizeof(vertex_t) * ctx.vcount,
-        },
-        .usage = {
-            .vertex_buffer = true,
-            .immutable = true,
-        },
-    });
-
-    sg_buffer index_buffer = sg_make_buffer(&(sg_buffer_desc){
-        .data = {
-            .ptr = indices,
-            .size = sizeof(u16) * ctx.fcount * 3,
-        },
-        .usage = {
-            .index_buffer = true,
-            .immutable = true,
-        },
-    });
-
-    return (obj_t){
-        .bindings = {
-            .vertex_buffers[0] = vertex_buffer,
-            .index_buffer = index_buffer,
-            // .views[0] = {0},
-        },
-        .draw_count = icount,
-    };
-}
-
 cgltf_result obj__cgltf_file_read_cb(
     const cgltf_memory_options *m, 
     const cgltf_file_options *opt, 
@@ -466,25 +242,25 @@ scene_t obj_load_gltf(arena_t scratch, strview_t filename) {
                     case cgltf_attribute_type_position:
                     {
                         for (usize k = 0; k < acc->count; ++k) {
-                            cgltf_accessor_read_float(acc, k, verts[k].pos.data, 3);
+                            cgltf_accessor_read_float(acc, k, verts[k].pos.elements, 3);
                         }
                         break;
                     }
                     case cgltf_attribute_type_normal:
                         for (usize k = 0; k < acc->count; ++k) {
-                            cgltf_accessor_read_float(acc, k, verts[k].norm.data, 3);
+                            cgltf_accessor_read_float(acc, k, verts[k].norm.elements, 3);
                         }
                        break;
                     case cgltf_attribute_type_texcoord:
                     {
                         if (attr->index == 0) {
                             for (usize k = 0; k < acc->count; ++k) {
-                                cgltf_accessor_read_float(acc, k, verts[k].tex.data, 2);
+                                cgltf_accessor_read_float(acc, k, verts[k].tex.elements, 2);
                             }
                         }
                         else {
                             for (usize k = 0; k < acc->count; ++k) {
-                                cgltf_accessor_read_float(acc, k, verts[k].lightmap.data, 2);
+                                cgltf_accessor_read_float(acc, k, verts[k].lightmap.elements, 2);
                             }
                         }
                         break;

src/player.c

@@ -0,0 +1,24 @@
+#include "game.h"
+#include "utils.h"
+
+entity_t *player_init(void) {
+    entity_t *e = game_new_entity(ENTITY_PLAYER);
+
+    e->camera = cam_init();
+    e->camera.mov_speed = 3;
+
+    return e;
+}
+
+void player__update(entity_t *e, float dt) {
+    e->camera.mov_speed = is_key_down(SAPP_KEYCODE_LEFT_SHIFT) ? 5 : 3;
+
+    cam_update(&e->camera, dt);
+    e->camera.pos.y = 1.6;
+}
+
+void player_frame(arena_t frame_arena, entity_t *players, float dt) {
+    for_each (e, players) {
+        player__update(e, dt);
+    }
+}

src/utils.c

@@ -8,9 +8,10 @@
 struct {
     bool keys[KEY_COUNT];
     bool prev_keys[KEY_COUNT];
-    HMM_Vec2 mouse_pos;
+    vec2 mouse_pos;
-    HMM_Vec2 mouse_delta;
+    vec2 mouse_delta;
     int delta_frames_passed;
+    bool resized;
 } utils_state = {0};
 
 bool is_key_down(sapp_keycode k) {
@@ -29,20 +30,29 @@ void set_key_state(sapp_keycode k, bool is_down) {
 void utils_update(void) {
     memmove(utils_state.prev_keys, utils_state.keys, sizeof(utils_state.keys));
     if (utils_state.delta_frames_passed++ > 0) {
-        utils_state.mouse_delta = HMM_V2(0, 0);
+        utils_state.mouse_delta = v2(0, 0);
     }
+    utils_state.resized = false;
 }
 
-HMM_Vec2 mouse_pos(void) {
+vec2 mouse_pos(void) {
     return utils_state.mouse_pos;
 }
 
-HMM_Vec2 mouse_delta(void) {
+vec2 mouse_delta(void) {
     return utils_state.mouse_delta;
 }
 
+bool win_has_resized(void) {
+    return utils_state.resized;
+}
+
 void set_mouse_pos_and_delta(float x, float y, float dx, float dy) {
-    utils_state.mouse_pos = HMM_V2(x, y);
+    utils_state.mouse_pos = v2(x, y);
-    utils_state.mouse_delta = HMM_V2(dx, dy);
+    utils_state.mouse_delta = v2(dx, dy);
     utils_state.delta_frames_passed = 0;
 }
+
+void set_win_resized(void) {
+    utils_state.resized = true;
+}

src/utils.h

@@ -8,7 +8,10 @@ bool is_key_pressed(sapp_keycode k);
 
 void set_key_state(sapp_keycode k, bool is_down);
 
-HMM_Vec2 mouse_pos(void);
+vec2 mouse_pos(void);
-HMM_Vec2 mouse_delta(void);
+vec2 mouse_delta(void);
+
+bool win_has_resized(void);
 
 void set_mouse_pos_and_delta(float x, float y, float dx, float dy);
+void set_win_resized(void);

src/vecmath.h

@@ -1,181 +0,0 @@
-#pragma once
-
-#include "colla/colla.h"
-#include <math.h>
-
-#include "libs/handmademath.h"
-
-typedef union int2 {
-    int data[2];
-    struct { int x, y; };
-} int2;
-
-typedef union int3 {
-    int data[3];
-    struct { int x, y, z; };
-} int3;
-
-typedef union float2 {
-    HMM_Vec2 hm;
-    float data[2];
-    struct { float x, y; };
-} vec2;
-
-typedef union float3 {
-    HMM_Vec3 hm;
-    float data[3];
-    struct { float x, y, z; };
-} vec3;
-
-typedef union float4 {
-    HMM_Vec4 hm;
-    float data[4];
-    struct { float x, y, z, w; };
-    struct { float r, g, b, a; };
-} vec4;
-
-typedef union mat4 {
-    HMM_Mat4 hm;
-    float data[16];
-    struct {
-        float m00, m01, m02, m03;
-        float m10, m11, m12, m13;
-        float m20, m21, m22, m23;
-        float m30, m31, m32, m33;
-    };
-} mat4;
-
-#define clamp(val, vmin, vmax) \
-    _Generic((val),            \
-        float:  fclamp,        \
-        float2: f2clamp,       \
-        float3: f3clamp,       \
-        float4: f4clamp        \
-    )(val, vmin, vmax)
-
-#define saturate(val)       \
-    _Generic((val),         \
-        float:   fsaturate, \
-        float2: f2saturate, \
-        float3: f3saturate, \
-        float4: f4saturate \
-    )(val)
-        
-#define add(a, b) \
-    _Generic((a), \
-        float2: f2add, \
-        float3: f3add, \
-        float4: f4add \
-    )(a, b)
-
-#define adds(v, s) \
-    _Generic((v), \
-        float2: f2adds, \
-        float3: f3adds, \
-        float4: f4adds \
-    )(v, s)
-
-#define cross HMM_Cross
-#define norm HMM_Norm
-#define mul HMM_Mul
-#define add HMM_Add
-#define m4_lookat HMM_LookAt_LH
-#define v3 HMM_V3
-#define m4_proj HMM_Perspective_LH_ZO
-
-#if 0
-force_inline float fclamp(float val, float vmin, float vmax) {
-    return MIN(MAX(val, vmin), vmax);
-}
-
-force_inline float2 f2clamp(float2 val, float2 vmin, float2 vmax) {
-    return (float2) {
-        fclamp(val.x, vmin.x, vmax.x),
-        fclamp(val.y, vmin.y, vmax.y),
-    };
-}
-
-force_inline float3 f3clamp(float3 val, float3 vmin, float3 vmax) {
-    return (float3) {
-        fclamp(val.x, vmin.x, vmax.x),
-        fclamp(val.y, vmin.y, vmax.y),
-        fclamp(val.z, vmin.z, vmax.z),
-    };
-}
-
-force_inline float4 f4clamp(float4 val, float4 vmin, float4 vmax) {
-    return (float4) {
-        fclamp(val.x, vmin.x, vmax.x),
-        fclamp(val.y, vmin.y, vmax.y),
-        fclamp(val.z, vmin.z, vmax.z),
-        fclamp(val.w, vmin.w, vmax.w),
-    };
-}
-
-force_inline float2 f2add(float2 a, float2 b) {
-    return (float2) { a.x + b.x, a.y + b.y };
-}
-
-force_inline float3 f3add(float3 a, float3 b) {
-    return (float3) { a.x + b.x, a.y + b.y, a.z + b.z };
-}
-
-force_inline float4 f4add(float4 a, float4 b) {
-    return (float4) { a.x + b.x, a.y + b.y, a.z + b.z, a.w + b.w };
-}
-
-force_inline float2 f2adds(float2 v, float s) {
-    return (float2) { v.x + s, v.y + s };
-}
-
-force_inline float3 f3adds(float3 v, float s) {
-    return (float3) { v.x + s, v.y + s, v.z + s };
-}
-
-force_inline float4 f4adds(float4 v, float s) {
-    return (float4) { v.x + s, v.y + s, v.z + s, v.w + s };
-}
-
-force_inline float fsaturate(float v) {
-    return fclamp(v, 0, 1);
-}
-
-force_inline float2 f2saturate(float2 v) {
-    return f2clamp(v, (float2){0}, (float2){1,1});
-}
-
-force_inline float3 f3saturate(float3 v) {
-    return f3clamp(v, (float3){0}, (float3){1,1,1});
-}
-
-force_inline float4 f4saturate(float4 v) {
-    return f4clamp(v, (float4){0}, (float4){1,1,1,1});
-}
-
-force_inline float f3mag2(float3 v) {
-    return v.x * v.x + v.y * v.y + v.z * v.z;
-}
-
-force_inline float f3mag(float3 v) {
-    return sqrtf(f3mag2(v));
-}
-
-force_inline float3 f3muls(float3 v, float s) {
-    return (float3) {
-        .x = v.x * s,
-        .y = v.y * s,
-        .z = v.z * s,
-    };
-}
-
-force_inline float3 f3divs(float3 v, float s) {
-    s = 1.f / s;
-    return f3muls(v, s);
-}
-
-force_inline float3 f3norm(float3 v) {
-    float mag = f3mag(v);
-    if (mag == 0) return v;
-    return f3divs(v, mag);
-}
-#endif