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kbz_8
2025-03-17 22:41:04 +01:00
parent cbcc1b7e25
commit b70317d85d
37 changed files with 698 additions and 229 deletions
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197
Sources/Backends/WebGPU/WebGPU.c
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@@ -59,3 +59,200 @@ PulseBackendHandler WebGPUDriver = {
.supported_shader_formats = PULSE_SHADER_FORMAT_WGSL_BIT,
.driver_data = PULSE_NULLPTR
};
int32_t WebGPUGetImageBlockWidth(PulseImageFormat format)
{
switch(format)
{
case PULSE_IMAGE_FORMAT_BC1_RGBA_UNORM:
case PULSE_IMAGE_FORMAT_BC2_RGBA_UNORM:
case PULSE_IMAGE_FORMAT_BC3_RGBA_UNORM:
case PULSE_IMAGE_FORMAT_BC4_R_UNORM:
case PULSE_IMAGE_FORMAT_BC5_RG_UNORM:
case PULSE_IMAGE_FORMAT_BC7_RGBA_UNORM:
case PULSE_IMAGE_FORMAT_BC6H_RGB_FLOAT:
case PULSE_IMAGE_FORMAT_BC6H_RGB_UFLOAT: return 4;
case PULSE_IMAGE_FORMAT_R8G8B8A8_UNORM:
case PULSE_IMAGE_FORMAT_B8G8R8A8_UNORM:
case PULSE_IMAGE_FORMAT_B5G6R5_UNORM:
case PULSE_IMAGE_FORMAT_B5G5R5A1_UNORM:
case PULSE_IMAGE_FORMAT_B4G4R4A4_UNORM:
case PULSE_IMAGE_FORMAT_R10G10B10A2_UNORM:
case PULSE_IMAGE_FORMAT_R8G8_UNORM:
case PULSE_IMAGE_FORMAT_R16G16_UNORM:
case PULSE_IMAGE_FORMAT_R16G16B16A16_UNORM:
case PULSE_IMAGE_FORMAT_R8_UNORM:
case PULSE_IMAGE_FORMAT_R16_UNORM:
case PULSE_IMAGE_FORMAT_A8_UNORM:
case PULSE_IMAGE_FORMAT_R8_SNORM:
case PULSE_IMAGE_FORMAT_R8G8_SNORM:
case PULSE_IMAGE_FORMAT_R8G8B8A8_SNORM:
case PULSE_IMAGE_FORMAT_R16_SNORM:
case PULSE_IMAGE_FORMAT_R16G16_SNORM:
case PULSE_IMAGE_FORMAT_R16G16B16A16_SNORM:
case PULSE_IMAGE_FORMAT_R16_FLOAT:
case PULSE_IMAGE_FORMAT_R16G16_FLOAT:
case PULSE_IMAGE_FORMAT_R16G16B16A16_FLOAT:
case PULSE_IMAGE_FORMAT_R32_FLOAT:
case PULSE_IMAGE_FORMAT_R32G32_FLOAT:
case PULSE_IMAGE_FORMAT_R32G32B32A32_FLOAT:
case PULSE_IMAGE_FORMAT_R11G11B10_UFLOAT:
case PULSE_IMAGE_FORMAT_R8_UINT:
case PULSE_IMAGE_FORMAT_R8G8_UINT:
case PULSE_IMAGE_FORMAT_R8G8B8A8_UINT:
case PULSE_IMAGE_FORMAT_R16_UINT:
case PULSE_IMAGE_FORMAT_R16G16_UINT:
case PULSE_IMAGE_FORMAT_R16G16B16A16_UINT:
case PULSE_IMAGE_FORMAT_R32_UINT:
case PULSE_IMAGE_FORMAT_R32G32_UINT:
case PULSE_IMAGE_FORMAT_R32G32B32A32_UINT:
case PULSE_IMAGE_FORMAT_R8_INT:
case PULSE_IMAGE_FORMAT_R8G8_INT:
case PULSE_IMAGE_FORMAT_R8G8B8A8_INT:
case PULSE_IMAGE_FORMAT_R16_INT:
case PULSE_IMAGE_FORMAT_R16G16_INT:
case PULSE_IMAGE_FORMAT_R16G16B16A16_INT:
case PULSE_IMAGE_FORMAT_R32_INT:
case PULSE_IMAGE_FORMAT_R32G32_INT:
case PULSE_IMAGE_FORMAT_R32G32B32A32_INT: return 1;
default: return 0;
}
}
int32_t WebGPUGetImageBlockHeight(PulseImageFormat format)
{
switch(format)
{
case PULSE_IMAGE_FORMAT_BC1_RGBA_UNORM:
case PULSE_IMAGE_FORMAT_BC2_RGBA_UNORM:
case PULSE_IMAGE_FORMAT_BC3_RGBA_UNORM:
case PULSE_IMAGE_FORMAT_BC4_R_UNORM:
case PULSE_IMAGE_FORMAT_BC5_RG_UNORM:
case PULSE_IMAGE_FORMAT_BC7_RGBA_UNORM:
case PULSE_IMAGE_FORMAT_BC6H_RGB_FLOAT:
case PULSE_IMAGE_FORMAT_BC6H_RGB_UFLOAT: return 4;
case PULSE_IMAGE_FORMAT_R8G8B8A8_UNORM:
case PULSE_IMAGE_FORMAT_B8G8R8A8_UNORM:
case PULSE_IMAGE_FORMAT_B5G6R5_UNORM:
case PULSE_IMAGE_FORMAT_B5G5R5A1_UNORM:
case PULSE_IMAGE_FORMAT_B4G4R4A4_UNORM:
case PULSE_IMAGE_FORMAT_R10G10B10A2_UNORM:
case PULSE_IMAGE_FORMAT_R8G8_UNORM:
case PULSE_IMAGE_FORMAT_R16G16_UNORM:
case PULSE_IMAGE_FORMAT_R16G16B16A16_UNORM:
case PULSE_IMAGE_FORMAT_R8_UNORM:
case PULSE_IMAGE_FORMAT_R16_UNORM:
case PULSE_IMAGE_FORMAT_A8_UNORM:
case PULSE_IMAGE_FORMAT_R8_SNORM:
case PULSE_IMAGE_FORMAT_R8G8_SNORM:
case PULSE_IMAGE_FORMAT_R8G8B8A8_SNORM:
case PULSE_IMAGE_FORMAT_R16_SNORM:
case PULSE_IMAGE_FORMAT_R16G16_SNORM:
case PULSE_IMAGE_FORMAT_R16G16B16A16_SNORM:
case PULSE_IMAGE_FORMAT_R16_FLOAT:
case PULSE_IMAGE_FORMAT_R16G16_FLOAT:
case PULSE_IMAGE_FORMAT_R16G16B16A16_FLOAT:
case PULSE_IMAGE_FORMAT_R32_FLOAT:
case PULSE_IMAGE_FORMAT_R32G32_FLOAT:
case PULSE_IMAGE_FORMAT_R32G32B32A32_FLOAT:
case PULSE_IMAGE_FORMAT_R11G11B10_UFLOAT:
case PULSE_IMAGE_FORMAT_R8_UINT:
case PULSE_IMAGE_FORMAT_R8G8_UINT:
case PULSE_IMAGE_FORMAT_R8G8B8A8_UINT:
case PULSE_IMAGE_FORMAT_R16_UINT:
case PULSE_IMAGE_FORMAT_R16G16_UINT:
case PULSE_IMAGE_FORMAT_R16G16B16A16_UINT:
case PULSE_IMAGE_FORMAT_R32_UINT:
case PULSE_IMAGE_FORMAT_R32G32_UINT:
case PULSE_IMAGE_FORMAT_R32G32B32A32_UINT:
case PULSE_IMAGE_FORMAT_R8_INT:
case PULSE_IMAGE_FORMAT_R8G8_INT:
case PULSE_IMAGE_FORMAT_R8G8B8A8_INT:
case PULSE_IMAGE_FORMAT_R16_INT:
case PULSE_IMAGE_FORMAT_R16G16_INT:
case PULSE_IMAGE_FORMAT_R16G16B16A16_INT:
case PULSE_IMAGE_FORMAT_R32_INT:
case PULSE_IMAGE_FORMAT_R32G32_INT:
case PULSE_IMAGE_FORMAT_R32G32B32A32_INT: return 1;
default: return 0;
}
}
uint32_t WebGPUImageFormatTexelBlockSize(PulseImageFormat format)
{
switch(format)
{
case PULSE_IMAGE_FORMAT_BC1_RGBA_UNORM:
case PULSE_IMAGE_FORMAT_BC4_R_UNORM: return 8;
case PULSE_IMAGE_FORMAT_BC2_RGBA_UNORM:
case PULSE_IMAGE_FORMAT_BC3_RGBA_UNORM:
case PULSE_IMAGE_FORMAT_BC5_RG_UNORM:
case PULSE_IMAGE_FORMAT_BC7_RGBA_UNORM:
case PULSE_IMAGE_FORMAT_BC6H_RGB_FLOAT:
case PULSE_IMAGE_FORMAT_BC6H_RGB_UFLOAT: return 16;
case PULSE_IMAGE_FORMAT_R8_UNORM:
case PULSE_IMAGE_FORMAT_R8_SNORM:
case PULSE_IMAGE_FORMAT_A8_UNORM:
case PULSE_IMAGE_FORMAT_R8_UINT:
case PULSE_IMAGE_FORMAT_R8_INT: return 1;
case PULSE_IMAGE_FORMAT_B5G6R5_UNORM:
case PULSE_IMAGE_FORMAT_B4G4R4A4_UNORM:
case PULSE_IMAGE_FORMAT_B5G5R5A1_UNORM:
case PULSE_IMAGE_FORMAT_R16_FLOAT:
case PULSE_IMAGE_FORMAT_R8G8_SNORM:
case PULSE_IMAGE_FORMAT_R8G8_UNORM:
case PULSE_IMAGE_FORMAT_R8G8_UINT:
case PULSE_IMAGE_FORMAT_R8G8_INT:
case PULSE_IMAGE_FORMAT_R16_UNORM:
case PULSE_IMAGE_FORMAT_R16_SNORM:
case PULSE_IMAGE_FORMAT_R16_UINT:
case PULSE_IMAGE_FORMAT_R16_INT: return 2;
case PULSE_IMAGE_FORMAT_R8G8B8A8_UNORM:
case PULSE_IMAGE_FORMAT_B8G8R8A8_UNORM:
case PULSE_IMAGE_FORMAT_R32_FLOAT:
case PULSE_IMAGE_FORMAT_R16G16_FLOAT:
case PULSE_IMAGE_FORMAT_R11G11B10_UFLOAT:
case PULSE_IMAGE_FORMAT_R8G8B8A8_SNORM:
case PULSE_IMAGE_FORMAT_R10G10B10A2_UNORM:
case PULSE_IMAGE_FORMAT_R8G8B8A8_UINT:
case PULSE_IMAGE_FORMAT_R8G8B8A8_INT:
case PULSE_IMAGE_FORMAT_R16G16_UINT:
case PULSE_IMAGE_FORMAT_R16G16_INT:
case PULSE_IMAGE_FORMAT_R16G16_UNORM:
case PULSE_IMAGE_FORMAT_R16G16_SNORM:
case PULSE_IMAGE_FORMAT_R32_UINT:
case PULSE_IMAGE_FORMAT_R32_INT: return 4;
case PULSE_IMAGE_FORMAT_R16G16B16A16_FLOAT:
case PULSE_IMAGE_FORMAT_R16G16B16A16_UNORM:
case PULSE_IMAGE_FORMAT_R16G16B16A16_SNORM:
case PULSE_IMAGE_FORMAT_R16G16B16A16_UINT:
case PULSE_IMAGE_FORMAT_R16G16B16A16_INT:
case PULSE_IMAGE_FORMAT_R32G32_FLOAT:
case PULSE_IMAGE_FORMAT_R32G32_UINT:
case PULSE_IMAGE_FORMAT_R32G32_INT: return 8;
case PULSE_IMAGE_FORMAT_R32G32B32A32_FLOAT:
case PULSE_IMAGE_FORMAT_R32G32B32A32_INT:
case PULSE_IMAGE_FORMAT_R32G32B32A32_UINT: return 16;
default: return 0;
}
}
uint32_t WebGPUBytesPerRow(int32_t width, PulseImageFormat format)
{
uint32_t block_width = WebGPUGetImageBlockWidth(format);
if(block_width == 0)
return 0;
uint32_t blocks_per_row = (width + block_width - 1) / block_width;
return blocks_per_row * WebGPUImageFormatTexelBlockSize(format);
}