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This commit is contained in:
Isuru Samarathunga
2025-10-31 15:06:23 +05:30
parent b8b9f6aa82
commit 9ff1d10d00
85 changed files with 1127 additions and 522 deletions
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37
Engine/Src/Imp/CPP/Renderer/GPUResourceManager.cpp
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@ -64,10 +64,11 @@ namespace ia::iae
}
SDL_GPUTexture *GPUResourceManager::CreateTexture(IN SDL_GPUTextureUsageFlags usage, IN INT32 width,
IN INT32 height, IN PCUINT8 rgbaData,
IN INT32 height, IN INT32 stride, IN PCUINT8 rgbaData,
IN SDL_GPUTextureFormat format, IN BOOL generateMipmaps)
{
const auto mipLevels = 1;//generateMipmaps ? ia_max((UINT32)(floor(log2(ia_max(width, height))) + 1), (UINT32)1) : (UINT32)1;
const auto mipLevels =
1; // generateMipmaps ? ia_max((UINT32)(floor(log2(ia_max(width, height))) + 1), (UINT32)1) : (UINT32)1;
STATIC Vector<UINT8> TMP_COLOR_BUFFER;
@ -87,15 +88,33 @@ namespace ia::iae
}
if (rgbaData)
{
TMP_COLOR_BUFFER.reset();
TMP_COLOR_BUFFER.resize(width * height * 4);
for (SIZE_T i = 0; i < TMP_COLOR_BUFFER.size() >> 2; i++)
if (stride == width)
{
const auto a = static_cast<FLOAT32>(rgbaData[i * 4 + 3]) / 255.0f;
TMP_COLOR_BUFFER[i * 4 + 0] = static_cast<UINT8>(rgbaData[i * 4 + 0] * a);
TMP_COLOR_BUFFER[i * 4 + 1] = static_cast<UINT8>(rgbaData[i * 4 + 1] * a);
TMP_COLOR_BUFFER[i * 4 + 2] = static_cast<UINT8>(rgbaData[i * 4 + 2] * a);
TMP_COLOR_BUFFER[i * 4 + 3] = rgbaData[i * 4 + 3];
for (SIZE_T i = 0; i < TMP_COLOR_BUFFER.size() >> 2; i++)
{
const auto a = static_cast<FLOAT32>(rgbaData[i * 4 + 3]) / 255.0f;
TMP_COLOR_BUFFER[i * 4 + 0] = static_cast<UINT8>(rgbaData[i * 4 + 0] * a);
TMP_COLOR_BUFFER[i * 4 + 1] = static_cast<UINT8>(rgbaData[i * 4 + 1] * a);
TMP_COLOR_BUFFER[i * 4 + 2] = static_cast<UINT8>(rgbaData[i * 4 + 2] * a);
TMP_COLOR_BUFFER[i * 4 + 3] = rgbaData[i * 4 + 3];
}
}
else
{
for(INT32 y = 0; y < height; y++)
{
for(INT32 x = 0; x < width; x++)
{
const auto p = &rgbaData[(x + y * stride) * 4];
const auto a = static_cast<FLOAT32>(p[3]) / 255.0f;
TMP_COLOR_BUFFER[(x + y * width) * 4 + 0] = static_cast<UINT8>(p[0] * a);
TMP_COLOR_BUFFER[(x + y * width) * 4 + 1] = static_cast<UINT8>(p[1] * a);
TMP_COLOR_BUFFER[(x + y * width) * 4 + 2] = static_cast<UINT8>(p[2] * a);
TMP_COLOR_BUFFER[(x + y * width) * 4 + 3] = p[3];
}
}
}
SDL_GPUTransferBufferCreateInfo stagingBufferCreateInfo{.usage = SDL_GPU_TRANSFERBUFFERUSAGE_UPLOAD,