fixed texture loading

src/game/Global.cpp

@@ -109,14 +109,16 @@ namespace Game
         GameInst = &instance;
     }
 
-    void* AllocateScratch(size_t byteCount, size_t align = 16)
+    void* AllocateScratch(size_t byteCount, size_t align)
     {
         size_t offset = GetInstance().UsedScratchAmount;
         uint8_t* base = static_cast<uint8_t*>(GetShared().Game.TransientStorage);
         uint8_t* current = base + offset;
-        uintptr_t ptrAligned = ((reinterpret_cast<uintptr_t>(current) + align - 1) / align) * align;
+        size_t offsetAligned = ((offset + align - 1) / align) * align;
-        uintptr_t newOffset = ptrAligned - reinterpret_cast<uintptr_t>(base) + byteCount;
+        uint8_t* ptrAligned = base + offsetAligned;
+        size_t newOffset = offsetAligned + byteCount;
         if (newOffset > GetShared().Game.TransientStorageSize) return nullptr;
+        GetInstance().UsedScratchAmount = newOffset;
         return reinterpret_cast<void*>(ptrAligned);
     }
 } // namespace Game

src/game/Global.h

@@ -76,5 +76,5 @@ namespace Game
     void SetShared(SharedData& instance);
     GameInstance& GetInstance();
     void SetInstance(GameInstance& instance);
-    void* AllocateScratch(size_t byteCount);
+    void* AllocateScratch(size_t byteCount, size_t align = 16);
 } // namespace Game

src/game/Instance.h

@@ -33,7 +33,7 @@ namespace Game
     {
         bool IsInitialized = false;
         uint64_t Size = sizeof(GameInstance);
-        uint8_t UsedScratchAmount = 0;
+        uint64_t UsedScratchAmount = 0;
         Time Time;
         PlayerData Player;
         Level GameLevel;

src/game/Level.cpp

@@ -141,8 +141,8 @@ namespace Game
 
     void TestEntity::Update()
     {
-        EData.TestColor[0] = 0.6f;
+        EData.TestColor[0] = 0.0f;
-        EData.TestColor[1] = 0.9f;
+        // EData.TestColor[1] = 0.9f;
-        EData.TestColor[2] = 0.5f;
+        // EData.TestColor[2] = 0.5f;
     }
 } // namespace Game

src/game/rendering/Rendering.cpp

@@ -37,7 +37,8 @@ namespace Game
                 long fileSize = ftell(file);
                 fseek(file, 0, SEEK_SET);
 
-                const bgfx::Memory* mem = bgfx::alloc(fileSize + 1);
+                void* rawMem = AllocateScratch(fileSize + 1);
+                const bgfx::Memory* mem = bgfx::makeRef(rawMem, fileSize + 1);
                 fread(mem->data, 1, fileSize, file);
                 if (appendZero)
                 {
@@ -126,7 +127,9 @@ namespace Game
                 *_orientation = imageContainer.m_orientation;
             }
 
-            const bgfx::Memory* mem = bgfx::makeRef(imageContainer.m_data, imageContainer.m_size);
+            const bgfx::Memory* mem =
+                bgfx::makeRef(data->data + imageContainer.m_offset, data->size - imageContainer.m_offset);
+            // const bgfx::Memory* mem = bgfx::makeRef(imageContainer.m_data, imageContainer.m_size);
 
             if (NULL != _info)
             {

src/game/shaders/frag.sc

@@ -24,6 +24,11 @@ float calcBrightness(vec3 lightPos, vec3 vertPos, vec3 normal)
 	return diffuse * clamp(1.0 - distance(lightPos, vertPos) * 0.01, 0.0, 1.0);
 }
 
+float calcBrightnessDirectional(vec3 sunDir, vec3 normal)
+{
+	return max(0.0, dot(sunDir, normal));
+}
+
 float circles(vec2 uv, float level, float subLevel, float brightness)
 {
 	vec2 offsetUv = uv + 0.5;
@@ -57,7 +62,9 @@ void main()
 	float testSpeed = 1.0;
 	vec3 testOffset = vec3(0.0, 0.0, 50.0);
 	float3 lightPos = vec3(sin(u_time.x * testSpeed) * testRadius, 5.0, cos(u_time.x * testSpeed) * testRadius);
-	float brightness = calcBrightness(lightPos, v_wpos, v_normal);
+	// float brightness = calcBrightness(lightPos, v_wpos, v_normal);
+	float brightness = calcBrightnessDirectional(vec3(0.5, 0.3, 1.0), v_normal);
+	// brightness = 1.0;
 	// brightness = 0.1 + brightness * 0.9;
 	
 	float baseScale = 2.0;
@@ -80,12 +87,15 @@ void main()
 	
 	vec2 uv = v_uv0 * exp2(patternScaleLevel);
 	float dither = circles(uv, patternScaleLevel, patternFractional, brightness);
-	vec3 color = desaturate(u_testColor.xyz) * 0.01 + dither * u_testColor.xyz * 0.95;
+	vec3 texColor = u_testColor.x > 0.1 ? u_testColor.xyz : texture2D(s_texColor, v_uv0).xyz;
+	vec3 color = desaturate(texColor) * 0.01 + dither * texColor * 0.95;
 	vec3 smoothColor = brightness * u_testColor.xyz;
 	vec3 mixedColor = 0.1 * smoothColor + 0.9 * color;
-	gl_FragColor = vec4(mixedColor, 1.0);
+	// gl_FragColor = vec4(mixedColor, 1.0);
+	gl_FragColor = vec4(color, 1.0);
 	// gl_FragColor = brightness;
 	// gl_FragColor = dither;
 	// gl_FragColor = u_testColor;
-	gl_FragColor = texture2D(s_texColor, v_uv0);
+	// gl_FragColor = texture2D(s_texColor, v_uv0);
+	// gl_FragColor = vec4(v_normal, 1.0);
 }

src/game/shaders/vert.sc

@@ -9,6 +9,5 @@ void main()
 	v_color0 = a_color0;
 	v_uv0 = a_texcoord0;
 	v_wpos = mul(u_model[0], vec4(a_position, 1.0)).xyz;
-
+	v_normal = normalize(mul(u_model[0], a_normal));
-	v_normal = normalize(mul(mat3(u_model[0]), a_normal));
 }