mirror of
https://github.com/MobileGL-Dev/MobileGL
synced 2026-09-10 13:18:31 +09:00
[Improvement] (...): Optimize code.
This commit is contained in:
BZLZHH
@@ -10,7 +10,7 @@ namespace MobileGL {
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case TextureInternalFormat::R8I:
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case TextureInternalFormat::R8UI:
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case TextureInternalFormat::R3G3B2:
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return 1;
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return 1;
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case TextureInternalFormat::R16:
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case TextureInternalFormat::R16Snorm:
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@@ -85,124 +85,122 @@ namespace MobileGL {
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SizeT GetBaseInternalFormatComponentCount(TextureInternalFormat format) {
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switch (format) {
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case TextureInternalFormat::DepthComponent:
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case TextureInternalFormat::DepthStencil:
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// Depth stencil is actually 2 components
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// tho real formats always gives byte size in whole
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// so we count this as one here
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case TextureInternalFormat::Red:
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case TextureInternalFormat::R8:
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case TextureInternalFormat::R8Snorm:
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case TextureInternalFormat::R8I:
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case TextureInternalFormat::R8UI:
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case TextureInternalFormat::R16:
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case TextureInternalFormat::R16Snorm:
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case TextureInternalFormat::R16I:
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case TextureInternalFormat::R16UI:
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case TextureInternalFormat::R16F:
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return 1;
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case TextureInternalFormat::RG:
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case TextureInternalFormat::RG8:
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case TextureInternalFormat::RG8Snorm:
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case TextureInternalFormat::RG8I:
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case TextureInternalFormat::RG8UI:
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case TextureInternalFormat::RG16:
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case TextureInternalFormat::RG16Snorm:
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case TextureInternalFormat::RG16I:
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case TextureInternalFormat::RG16UI:
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case TextureInternalFormat::RG16F:
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case TextureInternalFormat::RG32F:
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case TextureInternalFormat::RG32I:
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case TextureInternalFormat::RG32UI:
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return 2;
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case TextureInternalFormat::RGB:
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case TextureInternalFormat::RGB4:
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case TextureInternalFormat::RGB5:
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case TextureInternalFormat::RGB8:
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case TextureInternalFormat::RGB8Snorm:
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case TextureInternalFormat::SRGB8:
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case TextureInternalFormat::RGB8I:
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case TextureInternalFormat::RGB8UI:
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case TextureInternalFormat::RGB16F:
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case TextureInternalFormat::RGB32F:
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case TextureInternalFormat::RGB16I:
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case TextureInternalFormat::RGB16UI:
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case TextureInternalFormat::RGB32I:
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case TextureInternalFormat::RGB32UI:
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case TextureInternalFormat::R11FG11FB10F:
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case TextureInternalFormat::RGB9E5:
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return 3;
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case TextureInternalFormat::RGBA:
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case TextureInternalFormat::RGBA2:
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case TextureInternalFormat::RGBA4:
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case TextureInternalFormat::RGBA8:
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case TextureInternalFormat::RGBA8Snorm:
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case TextureInternalFormat::RGBA8I:
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case TextureInternalFormat::RGBA8UI:
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case TextureInternalFormat::RGBA12:
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case TextureInternalFormat::RGBA16:
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case TextureInternalFormat::RGBA16I:
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case TextureInternalFormat::RGBA16UI:
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case TextureInternalFormat::RGBA16F:
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case TextureInternalFormat::RGBA32F:
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case TextureInternalFormat::RGBA32I:
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case TextureInternalFormat::RGBA32UI:
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case TextureInternalFormat::RGB10A2:
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case TextureInternalFormat::RGB10A2UI:
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return 4;
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default:
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return 0;
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case TextureInternalFormat::DepthComponent:
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case TextureInternalFormat::DepthStencil:
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// Depth stencil is actually 2 components
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// tho real formats always gives byte size in whole
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// so we count this as one here
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case TextureInternalFormat::Red:
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case TextureInternalFormat::R8:
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case TextureInternalFormat::R8Snorm:
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case TextureInternalFormat::R8I:
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case TextureInternalFormat::R8UI:
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case TextureInternalFormat::R16:
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case TextureInternalFormat::R16Snorm:
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case TextureInternalFormat::R16I:
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case TextureInternalFormat::R16UI:
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case TextureInternalFormat::R16F:
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return 1;
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case TextureInternalFormat::RG:
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case TextureInternalFormat::RG8:
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case TextureInternalFormat::RG8Snorm:
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case TextureInternalFormat::RG8I:
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case TextureInternalFormat::RG8UI:
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case TextureInternalFormat::RG16:
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case TextureInternalFormat::RG16Snorm:
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case TextureInternalFormat::RG16I:
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case TextureInternalFormat::RG16UI:
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case TextureInternalFormat::RG16F:
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case TextureInternalFormat::RG32F:
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case TextureInternalFormat::RG32I:
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case TextureInternalFormat::RG32UI:
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return 2;
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case TextureInternalFormat::RGB:
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case TextureInternalFormat::RGB4:
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case TextureInternalFormat::RGB5:
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case TextureInternalFormat::RGB8:
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case TextureInternalFormat::RGB8Snorm:
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case TextureInternalFormat::SRGB8:
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case TextureInternalFormat::RGB8I:
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case TextureInternalFormat::RGB8UI:
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case TextureInternalFormat::RGB16F:
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case TextureInternalFormat::RGB32F:
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case TextureInternalFormat::RGB16I:
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case TextureInternalFormat::RGB16UI:
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case TextureInternalFormat::RGB32I:
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case TextureInternalFormat::RGB32UI:
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case TextureInternalFormat::R11FG11FB10F:
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case TextureInternalFormat::RGB9E5:
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return 3;
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case TextureInternalFormat::RGBA:
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case TextureInternalFormat::RGBA2:
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case TextureInternalFormat::RGBA4:
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case TextureInternalFormat::RGBA8:
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case TextureInternalFormat::RGBA8Snorm:
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case TextureInternalFormat::RGBA8I:
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case TextureInternalFormat::RGBA8UI:
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case TextureInternalFormat::RGBA12:
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case TextureInternalFormat::RGBA16:
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case TextureInternalFormat::RGBA16I:
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case TextureInternalFormat::RGBA16UI:
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case TextureInternalFormat::RGBA16F:
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case TextureInternalFormat::RGBA32F:
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case TextureInternalFormat::RGBA32I:
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case TextureInternalFormat::RGBA32UI:
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case TextureInternalFormat::RGB10A2:
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case TextureInternalFormat::RGB10A2UI:
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return 4;
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default:
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return 0;
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}
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}
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SizeT GetSizedTexturePixelDataTypeSize(TexturePixelDataType type) {
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switch (type) {
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case TexturePixelDataType::UnsignedByte332:
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case TexturePixelDataType::UnsignedByte233Rev:
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return 1;
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case TexturePixelDataType::UnsignedShort565:
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case TexturePixelDataType::UnsignedShort565Rev:
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case TexturePixelDataType::UnsignedShort4444:
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case TexturePixelDataType::UnsignedShort4444Rev:
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case TexturePixelDataType::UnsignedShort5551:
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case TexturePixelDataType::UnsignedShort1555Rev:
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return 2;
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case TexturePixelDataType::UnsignedInt8888:
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case TexturePixelDataType::UnsignedInt8888Rev:
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case TexturePixelDataType::UnsignedInt1010102:
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case TexturePixelDataType::UnsignedInt2101010Rev:
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case TexturePixelDataType::UnsignedInt101111Rev:
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case TexturePixelDataType::UnsignedInt5999Rev:
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return 4;
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default:
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return 0;
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case TexturePixelDataType::UnsignedByte332:
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case TexturePixelDataType::UnsignedByte233Rev:
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return 1;
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case TexturePixelDataType::UnsignedShort565:
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case TexturePixelDataType::UnsignedShort565Rev:
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case TexturePixelDataType::UnsignedShort4444:
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case TexturePixelDataType::UnsignedShort4444Rev:
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case TexturePixelDataType::UnsignedShort5551:
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case TexturePixelDataType::UnsignedShort1555Rev:
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return 2;
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case TexturePixelDataType::UnsignedInt8888:
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case TexturePixelDataType::UnsignedInt8888Rev:
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case TexturePixelDataType::UnsignedInt1010102:
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case TexturePixelDataType::UnsignedInt2101010Rev:
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case TexturePixelDataType::UnsignedInt101111Rev:
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case TexturePixelDataType::UnsignedInt5999Rev:
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return 4;
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default:
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return 0;
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}
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}
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SizeT GetBaseTexturePixelDataTypeSize(TexturePixelDataType type) {
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switch (type) {
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case TexturePixelDataType::UnsignedByte:
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case TexturePixelDataType::Byte:
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return 1;
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case TexturePixelDataType::UnsignedShort:
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case TexturePixelDataType::Short:
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return 2;
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case TexturePixelDataType::UnsignedInt:
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case TexturePixelDataType::Int:
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case TexturePixelDataType::Float:
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return 4;
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default:
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return 0;
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case TexturePixelDataType::UnsignedByte:
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case TexturePixelDataType::Byte:
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return 1;
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case TexturePixelDataType::UnsignedShort:
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case TexturePixelDataType::Short:
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return 2;
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case TexturePixelDataType::UnsignedInt:
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case TexturePixelDataType::Int:
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case TexturePixelDataType::Float:
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return 4;
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default:
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return 0;
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}
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}
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SizeT GetInternalBytesPerPixel(TextureInternalFormat internalformat, TexturePixelDataType type) {
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SizeT sizedTextureFormatSize = GetSizedInternalFormatSizeInBytes(internalformat);
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if (sizedTextureFormatSize > 0)
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return sizedTextureFormatSize;
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if (sizedTextureFormatSize > 0) return sizedTextureFormatSize;
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SizeT sizedPixelFormatSize = GetSizedTexturePixelDataTypeSize(type);
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if (sizedPixelFormatSize > 0)
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return sizedPixelFormatSize;
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if (sizedPixelFormatSize > 0) return sizedPixelFormatSize;
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SizeT chCount = GetBaseInternalFormatComponentCount(internalformat);
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SizeT bytesPerChannel = GetBaseTexturePixelDataTypeSize(type);
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return chCount * bytesPerChannel;
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@@ -210,8 +208,7 @@ namespace MobileGL {
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SizeT GetInputBytesPerPixel(TextureInternalFormat internalformat, TexturePixelDataType type) {
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SizeT sizedPixelFormatSize = GetSizedTexturePixelDataTypeSize(type);
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if (sizedPixelFormatSize > 0)
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return sizedPixelFormatSize;
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if (sizedPixelFormatSize > 0) return sizedPixelFormatSize;
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SizeT bytesPerChannel = GetBaseTexturePixelDataTypeSize(type);
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SizeT chCount = GetBaseInternalFormatComponentCount(internalformat);
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return chCount * bytesPerChannel;
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