-

assets/shaders/chunk/voxel_opaque.frag

@@ -1,23 +1,77 @@
 #version 450
 
-layout(location = 0) in Fragment {
+layout(location = 0) in FragmentObj {
     vec3 GeoPos;    // Реальная позиция в мире
     uint VoxMTL;    // Материал вокселя
     vec2 LUV;
-} fragment;
+} Fragment;
 
 layout(location = 0) out vec4 Frame;
 
-uniform layout(set = 0, binding = 0) sampler2DArray MainAtlas;
+struct InfoSubTexture {
+    uint Flags; // 1 isExist
+    uint PosXY, WidthHeight;
+
+    uint AnimationFrames_AnimationTimePerFrame;
+};
+
+uniform layout(set = 0, binding = 0) sampler2D MainAtlas;
 layout(set = 0, binding = 1) readonly buffer MainAtlasLayoutObj {
-    vec3 Color;
+    uint SubsCount;
+    uint Counter;
+    uint WidthHeight;
+
+    InfoSubTexture SubTextures[];
 } MainAtlasLayout;
 
-uniform layout(set = 1, binding = 0) sampler2DArray LightMap;
+uniform layout(set = 1, binding = 0) sampler2D LightMap;
 layout(set = 1, binding = 1) readonly buffer LightMapLayoutObj {
     vec3 Color;
 } LightMapLayout;
 
-void main() {
-    Frame = vec4(1);
+
+vec4 atlasColor(uint texId, vec2 uv)
+{
+    uv = mod(uv, 1);
+
+    uint flags = (texId & 0xffff0000) >> 16;
+    texId &= 0xffff;
+    vec4 color = vec4(uv, 0, 1);
+    
+    if((flags & (2 | 4)) > 0)
+    {
+        if((flags & 2) > 0)
+            color = vec4(1, 1, 1, 1);
+        else if((flags & 4) > 0)
+        {
+            color = vec4(1);
+        }
+        
+    }
+    else if(texId >= uint(MainAtlasLayout.SubsCount))
+        return vec4(((int(gl_FragCoord.x / 128) + int(gl_FragCoord.y / 128)) % 2 ) * vec3(0, 1, 1), 1);
+    else {
+        InfoSubTexture texInfo = MainAtlasLayout.SubTextures[texId];
+        if(texInfo.Flags == 0)
+            return vec4(((int(gl_FragCoord.x / 128) + int(gl_FragCoord.y / 128)) % 2 ) * vec3(1, 0, 1), 1);
+
+        uint posX = texInfo.PosXY & 0xffff;
+        uint posY = (texInfo.PosXY >> 16) & 0xffff;
+        uint width = texInfo.WidthHeight & 0xffff;
+        uint height = (texInfo.WidthHeight >> 16) & 0xffff;
+        uint awidth = MainAtlasLayout.WidthHeight & 0xffff;
+        uint aheight = (MainAtlasLayout.WidthHeight >> 16) & 0xffff;
+
+        if((flags & 1) > 0)
+            color = texture(MainAtlas, vec2((posX+0.5f+uv.x*(width-1))/awidth, (posY+0.5f+(1-uv.y)*(height-1))/aheight));
+        else
+            color = texture(MainAtlas, vec2((posX+uv.x*width)/awidth, (posY+(1-uv.y)*height)/aheight));
+    }
+
+
+    return color;    
+}
+
+void main() {
+    Frame = atlasColor(0, Fragment.GeoPos.xy);
 }