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Merge pull request #351 from Subv/tex_formats

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GPU: Implemented the B5G6R5 format.
This commit is contained in:
bunnei 2018-04-18 20:20:51 -04:00 committed by GitHub
commit 60e6e8953e
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 28 additions and 8 deletions
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15
src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
View file

@ -48,8 +48,9 @@ struct FormatTuple {
u32 compression_factor;
};
static constexpr std::array<FormatTuple, 2> tex_format_tuples = {{
static constexpr std::array<FormatTuple, SurfaceParams::MaxPixelFormat> tex_format_tuples = {{
{GL_RGBA8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, false, 1}, // ABGR8
{GL_RGB, GL_RGB, GL_UNSIGNED_SHORT_5_6_5_REV, false, 1}, // B5G6R5
{GL_COMPRESSED_RGB_S3TC_DXT1_EXT, GL_RGB, GL_UNSIGNED_INT_8_8_8_8, true, 16}, // DXT1
}};
@ -117,15 +118,19 @@ void MortonCopy(u32 stride, u32 block_height, u32 height, u8* gl_buffer, VAddr b
}
}
static constexpr std::array<void (*)(u32, u32, u32, u8*, VAddr, VAddr, VAddr), 2> morton_to_gl_fns =
{
static constexpr std::array<void (*)(u32, u32, u32, u8*, VAddr, VAddr, VAddr),
SurfaceParams::MaxPixelFormat>
morton_to_gl_fns = {
MortonCopy<true, PixelFormat::ABGR8>,
MortonCopy<true, PixelFormat::B5G6R5>,
MortonCopy<true, PixelFormat::DXT1>,
};
static constexpr std::array<void (*)(u32, u32, u32, u8*, VAddr, VAddr, VAddr), 2> gl_to_morton_fns =
{
static constexpr std::array<void (*)(u32, u32, u32, u8*, VAddr, VAddr, VAddr),
SurfaceParams::MaxPixelFormat>
gl_to_morton_fns = {
MortonCopy<false, PixelFormat::ABGR8>,
MortonCopy<false, PixelFormat::B5G6R5>,
// TODO(Subv): Swizzling the DXT1 format is not yet supported
nullptr,
};

16
src/video_core/renderer_opengl/gl_rasterizer_cache.h
View file

@ -53,10 +53,15 @@ enum class ScaleMatch {
struct SurfaceParams {
enum class PixelFormat {
ABGR8 = 0,
DXT1 = 1,
B5G6R5 = 1,
DXT1 = 2,
Max,
Invalid = 255,
};
static constexpr size_t MaxPixelFormat = static_cast<size_t>(PixelFormat::Max);
enum class ComponentType {
Invalid = 0,
SNorm = 1,
@ -78,8 +83,9 @@ struct SurfaceParams {
if (format == PixelFormat::Invalid)
return 0;
constexpr std::array<unsigned int, 2> bpp_table = {
constexpr std::array<unsigned int, MaxPixelFormat> bpp_table = {
32, // ABGR8
16, // B5G6R5
64, // DXT1
};
@ -115,6 +121,8 @@ struct SurfaceParams {
switch (format) {
case Tegra::Texture::TextureFormat::A8R8G8B8:
return PixelFormat::ABGR8;
case Tegra::Texture::TextureFormat::B5G6R5:
return PixelFormat::B5G6R5;
case Tegra::Texture::TextureFormat::DXT1:
return PixelFormat::DXT1;
default:
@ -128,6 +136,8 @@ struct SurfaceParams {
switch (format) {
case PixelFormat::ABGR8:
return Tegra::Texture::TextureFormat::A8R8G8B8;
case PixelFormat::B5G6R5:
return Tegra::Texture::TextureFormat::B5G6R5;
case PixelFormat::DXT1:
return Tegra::Texture::TextureFormat::DXT1;
default:
@ -189,7 +199,7 @@ struct SurfaceParams {
}
static SurfaceType GetFormatType(PixelFormat pixel_format) {
if ((unsigned int)pixel_format <= static_cast<unsigned int>(PixelFormat::DXT1)) {
if (static_cast<size_t>(pixel_format) < MaxPixelFormat) {
return SurfaceType::ColorTexture;
}

4
src/video_core/textures/decoders.cpp
View file

@ -50,6 +50,8 @@ u32 BytesPerPixel(TextureFormat format) {
return 8;
case TextureFormat::A8R8G8B8:
return 4;
case TextureFormat::B5G6R5:
return 2;
default:
UNIMPLEMENTED_MSG("Format not implemented");
break;
@ -70,6 +72,7 @@ std::vector<u8> UnswizzleTexture(VAddr address, TextureFormat format, u32 width,
unswizzled_data.data(), true, block_height);
break;
case TextureFormat::A8R8G8B8:
case TextureFormat::B5G6R5:
CopySwizzledData(width, height, bytes_per_pixel, bytes_per_pixel, data,
unswizzled_data.data(), true, block_height);
break;
@ -89,6 +92,7 @@ std::vector<u8> DecodeTexture(const std::vector<u8>& texture_data, TextureFormat
switch (format) {
case TextureFormat::DXT1:
case TextureFormat::A8R8G8B8:
case TextureFormat::B5G6R5:
// TODO(Subv): For the time being just forward the same data without any decoding.
rgba_data = texture_data;
break;

1
src/video_core/textures/texture.h
View file

@ -15,6 +15,7 @@ namespace Texture {
enum class TextureFormat : u32 {
A8R8G8B8 = 0x8,
B5G6R5 = 0x15,
DXT1 = 0x24,
DXT23 = 0x25,
DXT45 = 0x26,