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Merge pull request #1582 from Tinob/master

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Implement sRGB support
This commit is contained in:
bunnei 2018-10-28 00:24:36 -04:00 committed by GitHub
parent a9d60c6103 0287b2be6d
commit 1fca683388
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GPG key ID: 4AEE18F83AFDEB23
8 changed files with 197 additions and 40 deletions
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7
src/video_core/engines/maxwell_3d.h
View file

@ -723,7 +723,11 @@ public:
StencilOp stencil_back_op_zpass;
ComparisonOp stencil_back_func_func;
INSERT_PADDING_WORDS(0x17);
INSERT_PADDING_WORDS(0x4);
u32 framebuffer_srgb;
INSERT_PADDING_WORDS(0x12);
union {
BitField<2, 1, u32> coord_origin;
@ -1086,6 +1090,7 @@ ASSERT_REG_POSITION(stencil_back_op_fail, 0x566);
ASSERT_REG_POSITION(stencil_back_op_zfail, 0x567);
ASSERT_REG_POSITION(stencil_back_op_zpass, 0x568);
ASSERT_REG_POSITION(stencil_back_func_func, 0x569);
ASSERT_REG_POSITION(framebuffer_srgb, 0x56E);
ASSERT_REG_POSITION(point_coord_replace, 0x581);
ASSERT_REG_POSITION(code_address, 0x582);
ASSERT_REG_POSITION(draw, 0x585);

13
src/video_core/renderer_opengl/gl_rasterizer.cpp
View file

@ -418,6 +418,7 @@ void RasterizerOpenGL::ConfigureFramebuffers(bool using_color_fb, bool using_dep
// Bind the framebuffer surfaces
state.draw.draw_framebuffer = framebuffer.handle;
state.Apply();
state.framebuffer_srgb.enabled = regs.framebuffer_srgb != 0;
if (using_color_fb) {
if (single_color_target) {
@ -429,6 +430,9 @@ void RasterizerOpenGL::ConfigureFramebuffers(bool using_color_fb, bool using_dep
// Assume that a surface will be written to if it is used as a framebuffer, even if
// the shader doesn't actually write to it.
color_surface->MarkAsModified(true, res_cache);
// Workaround for and issue in nvidia drivers
// https://devtalk.nvidia.com/default/topic/776591/opengl/gl_framebuffer_srgb-functions-incorrectly/
state.framebuffer_srgb.enabled |= color_surface->GetSurfaceParams().srgb_conversion;
}
glFramebufferTexture2D(
@ -446,6 +450,11 @@ void RasterizerOpenGL::ConfigureFramebuffers(bool using_color_fb, bool using_dep
// Assume that a surface will be written to if it is used as a framebuffer, even
// if the shader doesn't actually write to it.
color_surface->MarkAsModified(true, res_cache);
// Enable sRGB only for supported formats
// Workaround for and issue in nvidia drivers
// https://devtalk.nvidia.com/default/topic/776591/opengl/gl_framebuffer_srgb-functions-incorrectly/
state.framebuffer_srgb.enabled |=
color_surface->GetSurfaceParams().srgb_conversion;
}
buffers[index] = GL_COLOR_ATTACHMENT0 + regs.rt_control.GetMap(index);
@ -537,7 +546,9 @@ void RasterizerOpenGL::Clear() {
ConfigureFramebuffers(use_color, use_depth || use_stencil, false,
regs.clear_buffers.RT.Value());
// Copy the sRGB setting to the clear state to avoid problem with
// specific driver implementations
clear_state.framebuffer_srgb.enabled = state.framebuffer_srgb.enabled;
clear_state.Apply();
if (use_color) {

91
src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
View file

@ -40,6 +40,10 @@ static bool IsPixelFormatASTC(PixelFormat format) {
case PixelFormat::ASTC_2D_5X4:
case PixelFormat::ASTC_2D_8X8:
case PixelFormat::ASTC_2D_8X5:
case PixelFormat::ASTC_2D_4X4_SRGB:
case PixelFormat::ASTC_2D_5X4_SRGB:
case PixelFormat::ASTC_2D_8X8_SRGB:
case PixelFormat::ASTC_2D_8X5_SRGB:
return true;
default:
return false;
@ -56,6 +60,14 @@ static std::pair<u32, u32> GetASTCBlockSize(PixelFormat format) {
return {8, 8};
case PixelFormat::ASTC_2D_8X5:
return {8, 5};
case PixelFormat::ASTC_2D_4X4_SRGB:
return {4, 4};
case PixelFormat::ASTC_2D_5X4_SRGB:
return {5, 4};
case PixelFormat::ASTC_2D_8X8_SRGB:
return {8, 8};
case PixelFormat::ASTC_2D_8X5_SRGB:
return {8, 5};
default:
LOG_CRITICAL(HW_GPU, "Unhandled format: {}", static_cast<u32>(format));
UNREACHABLE();
@ -108,8 +120,9 @@ std::size_t SurfaceParams::InnerMemorySize(bool layer_only) const {
params.block_width = params.is_tiled ? config.tic.BlockWidth() : 0,
params.block_height = params.is_tiled ? config.tic.BlockHeight() : 0,
params.block_depth = params.is_tiled ? config.tic.BlockDepth() : 0,
params.pixel_format =
PixelFormatFromTextureFormat(config.tic.format, config.tic.r_type.Value());
params.srgb_conversion = config.tic.IsSrgbConversionEnabled();
params.pixel_format = PixelFormatFromTextureFormat(config.tic.format, config.tic.r_type.Value(),
params.srgb_conversion);
params.component_type = ComponentTypeFromTexture(config.tic.r_type.Value());
params.type = GetFormatType(params.pixel_format);
params.width = Common::AlignUp(config.tic.Width(), GetCompressionFactor(params.pixel_format));
@ -166,6 +179,8 @@ std::size_t SurfaceParams::InnerMemorySize(bool layer_only) const {
params.block_height = 1 << config.memory_layout.block_height;
params.block_depth = 1 << config.memory_layout.block_depth;
params.pixel_format = PixelFormatFromRenderTargetFormat(config.format);
params.srgb_conversion = config.format == Tegra::RenderTargetFormat::BGRA8_SRGB ||
config.format == Tegra::RenderTargetFormat::RGBA8_SRGB;
params.component_type = ComponentTypeFromRenderTarget(config.format);
params.type = GetFormatType(params.pixel_format);
params.width = config.width;
@ -201,6 +216,7 @@ std::size_t SurfaceParams::InnerMemorySize(bool layer_only) const {
params.pixel_format = PixelFormatFromDepthFormat(format);
params.component_type = ComponentTypeFromDepthFormat(format);
params.type = GetFormatType(params.pixel_format);
params.srgb_conversion = false;
params.width = zeta_width;
params.height = zeta_height;
params.unaligned_height = zeta_height;
@ -224,6 +240,8 @@ std::size_t SurfaceParams::InnerMemorySize(bool layer_only) const {
params.block_height = params.is_tiled ? std::min(config.BlockHeight(), 32U) : 0,
params.block_depth = params.is_tiled ? std::min(config.BlockDepth(), 32U) : 0,
params.pixel_format = PixelFormatFromRenderTargetFormat(config.format);
params.srgb_conversion = config.format == Tegra::RenderTargetFormat::BGRA8_SRGB ||
config.format == Tegra::RenderTargetFormat::RGBA8_SRGB;
params.component_type = ComponentTypeFromRenderTarget(config.format);
params.type = GetFormatType(params.pixel_format);
params.width = config.width;
@ -289,14 +307,29 @@ static constexpr std::array<FormatTuple, SurfaceParams::MaxPixelFormat> tex_form
{GL_RG16I, GL_RG_INTEGER, GL_SHORT, ComponentType::SInt, false}, // RG16I
{GL_RG16_SNORM, GL_RG, GL_SHORT, ComponentType::SNorm, false}, // RG16S
{GL_RGB32F, GL_RGB, GL_FLOAT, ComponentType::Float, false}, // RGB32F
{GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, ComponentType::UNorm, false}, // SRGBA8
{GL_RG8, GL_RG, GL_UNSIGNED_BYTE, ComponentType::UNorm, false}, // RG8U
{GL_RG8, GL_RG, GL_BYTE, ComponentType::SNorm, false}, // RG8S
{GL_RG32UI, GL_RG_INTEGER, GL_UNSIGNED_INT, ComponentType::UInt, false}, // RG32UI
{GL_R32UI, GL_RED_INTEGER, GL_UNSIGNED_INT, ComponentType::UInt, false}, // R32UI
{GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE, ComponentType::UNorm, false}, // ASTC_2D_8X8
{GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE, ComponentType::UNorm, false}, // ASTC_2D_8X5
{GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE, ComponentType::UNorm, false}, // ASTC_2D_5X4
{GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV, ComponentType::UNorm,
false}, // RGBA8_SRGB
{GL_RG8, GL_RG, GL_UNSIGNED_BYTE, ComponentType::UNorm, false}, // RG8U
{GL_RG8, GL_RG, GL_BYTE, ComponentType::SNorm, false}, // RG8S
{GL_RG32UI, GL_RG_INTEGER, GL_UNSIGNED_INT, ComponentType::UInt, false}, // RG32UI
{GL_R32UI, GL_RED_INTEGER, GL_UNSIGNED_INT, ComponentType::UInt, false}, // R32UI
{GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE, ComponentType::UNorm, false}, // ASTC_2D_8X8
{GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE, ComponentType::UNorm, false}, // ASTC_2D_8X5
{GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE, ComponentType::UNorm, false}, // ASTC_2D_5X4
{GL_SRGB8_ALPHA8, GL_BGRA, GL_UNSIGNED_BYTE, ComponentType::UNorm, false}, // BGRA8
// Compressed sRGB formats
{GL_COMPRESSED_SRGB_S3TC_DXT1_EXT, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, ComponentType::UNorm,
true}, // DXT1_SRGB
{GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, ComponentType::UNorm,
true}, // DXT23_SRGB
{GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, ComponentType::UNorm,
true}, // DXT45_SRGB
{GL_COMPRESSED_SRGB_ALPHA_BPTC_UNORM_ARB, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8,
ComponentType::UNorm, true}, // BC7U_SRGB
{GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_BYTE, ComponentType::UNorm, false}, // ASTC_2D_4X4_SRGB
{GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_BYTE, ComponentType::UNorm, false}, // ASTC_2D_8X8_SRGB
{GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_BYTE, ComponentType::UNorm, false}, // ASTC_2D_8X5_SRGB
{GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_BYTE, ComponentType::UNorm, false}, // ASTC_2D_5X4_SRGB
// Depth formats
{GL_DEPTH_COMPONENT32F, GL_DEPTH_COMPONENT, GL_FLOAT, ComponentType::Float, false}, // Z32F
@ -361,6 +394,10 @@ static bool IsFormatBCn(PixelFormat format) {
case PixelFormat::BC7U:
case PixelFormat::BC6H_UF16:
case PixelFormat::BC6H_SF16:
case PixelFormat::DXT1_SRGB:
case PixelFormat::DXT23_SRGB:
case PixelFormat::DXT45_SRGB:
case PixelFormat::BC7U_SRGB:
return true;
}
return false;
@ -432,7 +469,7 @@ static constexpr GLConversionArray morton_to_gl_fns = {
MortonCopy<true, PixelFormat::RG16I>,
MortonCopy<true, PixelFormat::RG16S>,
MortonCopy<true, PixelFormat::RGB32F>,
MortonCopy<true, PixelFormat::SRGBA8>,
MortonCopy<true, PixelFormat::RGBA8_SRGB>,
MortonCopy<true, PixelFormat::RG8U>,
MortonCopy<true, PixelFormat::RG8S>,
MortonCopy<true, PixelFormat::RG32UI>,
@ -440,6 +477,15 @@ static constexpr GLConversionArray morton_to_gl_fns = {
MortonCopy<true, PixelFormat::ASTC_2D_8X8>,
MortonCopy<true, PixelFormat::ASTC_2D_8X5>,
MortonCopy<true, PixelFormat::ASTC_2D_5X4>,
MortonCopy<true, PixelFormat::BGRA8_SRGB>,
MortonCopy<true, PixelFormat::DXT1_SRGB>,
MortonCopy<true, PixelFormat::DXT23_SRGB>,
MortonCopy<true, PixelFormat::DXT45_SRGB>,
MortonCopy<true, PixelFormat::BC7U_SRGB>,
MortonCopy<true, PixelFormat::ASTC_2D_4X4_SRGB>,
MortonCopy<true, PixelFormat::ASTC_2D_8X8_SRGB>,
MortonCopy<true, PixelFormat::ASTC_2D_8X5_SRGB>,
MortonCopy<true, PixelFormat::ASTC_2D_5X4_SRGB>,
MortonCopy<true, PixelFormat::Z32F>,
MortonCopy<true, PixelFormat::Z16>,
MortonCopy<true, PixelFormat::Z24S8>,
@ -491,7 +537,7 @@ static constexpr GLConversionArray gl_to_morton_fns = {
MortonCopy<false, PixelFormat::RG16I>,
MortonCopy<false, PixelFormat::RG16S>,
MortonCopy<false, PixelFormat::RGB32F>,
MortonCopy<false, PixelFormat::SRGBA8>,
MortonCopy<false, PixelFormat::RGBA8_SRGB>,
MortonCopy<false, PixelFormat::RG8U>,
MortonCopy<false, PixelFormat::RG8S>,
MortonCopy<false, PixelFormat::RG32UI>,
@ -499,6 +545,15 @@ static constexpr GLConversionArray gl_to_morton_fns = {
nullptr,
nullptr,
nullptr,
MortonCopy<false, PixelFormat::BGRA8_SRGB>,
MortonCopy<false, PixelFormat::DXT1_SRGB>,
MortonCopy<false, PixelFormat::DXT23_SRGB>,
MortonCopy<false, PixelFormat::DXT45_SRGB>,
MortonCopy<false, PixelFormat::BC7U_SRGB>,
nullptr,
nullptr,
nullptr,
nullptr,
MortonCopy<false, PixelFormat::Z32F>,
MortonCopy<false, PixelFormat::Z16>,
MortonCopy<false, PixelFormat::Z24S8>,
@ -546,6 +601,8 @@ static bool BlitSurface(const Surface& src_surface, const Surface& dst_surface,
OpenGLState state;
state.draw.read_framebuffer = read_fb_handle;
state.draw.draw_framebuffer = draw_fb_handle;
// Set sRGB enabled if the destination surfaces need it
state.framebuffer_srgb.enabled = dst_params.srgb_conversion;
state.Apply();
u32 buffers{};
@ -881,7 +938,11 @@ static void ConvertFormatAsNeeded_LoadGLBuffer(std::vector<u8>& data, PixelForma
case PixelFormat::ASTC_2D_4X4:
case PixelFormat::ASTC_2D_8X8:
case PixelFormat::ASTC_2D_8X5:
case PixelFormat::ASTC_2D_5X4: {
case PixelFormat::ASTC_2D_5X4:
case PixelFormat::ASTC_2D_4X4_SRGB:
case PixelFormat::ASTC_2D_8X8_SRGB:
case PixelFormat::ASTC_2D_8X5_SRGB:
case PixelFormat::ASTC_2D_5X4_SRGB: {
// Convert ASTC pixel formats to RGBA8, as most desktop GPUs do not support ASTC.
u32 block_width{};
u32 block_height{};
@ -913,7 +974,9 @@ static void ConvertFormatAsNeeded_FlushGLBuffer(std::vector<u8>& data, PixelForm
case PixelFormat::G8R8U:
case PixelFormat::G8R8S:
case PixelFormat::ASTC_2D_4X4:
case PixelFormat::ASTC_2D_8X8: {
case PixelFormat::ASTC_2D_8X8:
case PixelFormat::ASTC_2D_4X4_SRGB:
case PixelFormat::ASTC_2D_8X8_SRGB: {
LOG_CRITICAL(HW_GPU, "Conversion of format {} after texture flushing is not implemented",
static_cast<u32>(pixel_format));
UNREACHABLE();

80
src/video_core/renderer_opengl/gl_rasterizer_cache.h
View file

@ -69,7 +69,7 @@ struct SurfaceParams {
RG16I = 37,
RG16S = 38,
RGB32F = 39,
SRGBA8 = 40,
RGBA8_SRGB = 40,
RG8U = 41,
RG8S = 42,
RG32UI = 43,
@ -77,19 +77,28 @@ struct SurfaceParams {
ASTC_2D_8X8 = 45,
ASTC_2D_8X5 = 46,
ASTC_2D_5X4 = 47,
BGRA8_SRGB = 48,
DXT1_SRGB = 49,
DXT23_SRGB = 50,
DXT45_SRGB = 51,
BC7U_SRGB = 52,
ASTC_2D_4X4_SRGB = 53,
ASTC_2D_8X8_SRGB = 54,
ASTC_2D_8X5_SRGB = 55,
ASTC_2D_5X4_SRGB = 56,
MaxColorFormat,
// Depth formats
Z32F = 48,
Z16 = 49,
Z32F = 57,
Z16 = 58,
MaxDepthFormat,
// DepthStencil formats
Z24S8 = 50,
S8Z24 = 51,
Z32FS8 = 52,
Z24S8 = 59,
S8Z24 = 60,
Z32FS8 = 61,
MaxDepthStencilFormat,
@ -236,7 +245,7 @@ struct SurfaceParams {
1, // RG16I
1, // RG16S
1, // RGB32F
1, // SRGBA8
1, // RGBA8_SRGB
1, // RG8U
1, // RG8S
1, // RG32UI
@ -244,6 +253,15 @@ struct SurfaceParams {
4, // ASTC_2D_8X8
4, // ASTC_2D_8X5
4, // ASTC_2D_5X4
1, // BGRA8_SRGB
4, // DXT1_SRGB
4, // DXT23_SRGB
4, // DXT45_SRGB
4, // BC7U_SRGB
4, // ASTC_2D_4X4_SRGB
4, // ASTC_2D_8X8_SRGB
4, // ASTC_2D_8X5_SRGB
4, // ASTC_2D_5X4_SRGB
1, // Z32F
1, // Z16
1, // Z24S8
@ -299,7 +317,7 @@ struct SurfaceParams {
1, // RG16I
1, // RG16S
1, // RGB32F
1, // SRGBA8
1, // RGBA8_SRGB
1, // RG8U
1, // RG8S
1, // RG32UI
@ -307,6 +325,15 @@ struct SurfaceParams {
8, // ASTC_2D_8X8
5, // ASTC_2D_8X5
4, // ASTC_2D_5X4
1, // BGRA8_SRGB
4, // DXT1_SRGB
4, // DXT23_SRGB
4, // DXT45_SRGB
4, // BC7U_SRGB
4, // ASTC_2D_4X4_SRGB
8, // ASTC_2D_8X8_SRGB
5, // ASTC_2D_8X5_SRGB
4, // ASTC_2D_5X4_SRGB
1, // Z32F
1, // Z16
1, // Z24S8
@ -362,7 +389,7 @@ struct SurfaceParams {
32, // RG16I
32, // RG16S
96, // RGB32F
32, // SRGBA8
32, // RGBA8_SRGB
16, // RG8U
16, // RG8S
64, // RG32UI
@ -370,6 +397,15 @@ struct SurfaceParams {
16, // ASTC_2D_8X8
32, // ASTC_2D_8X5
32, // ASTC_2D_5X4
32, // BGRA8_SRGB
64, // DXT1_SRGB
128, // DXT23_SRGB
128, // DXT45_SRGB
128, // BC7U
32, // ASTC_2D_4X4_SRGB
16, // ASTC_2D_8X8_SRGB
32, // ASTC_2D_8X5_SRGB
32, // ASTC_2D_5X4_SRGB
32, // Z32F
16, // Z16
32, // Z24S8
@ -408,6 +444,7 @@ struct SurfaceParams {
// TODO (Hexagon12): Converting SRGBA to RGBA is a hack and doesn't completely correct the
// gamma.
case Tegra::RenderTargetFormat::RGBA8_SRGB:
return PixelFormat::RGBA8_SRGB;
case Tegra::RenderTargetFormat::RGBA8_UNORM:
return PixelFormat::ABGR8U;
case Tegra::RenderTargetFormat::RGBA8_SNORM:
@ -415,6 +452,7 @@ struct SurfaceParams {
case Tegra::RenderTargetFormat::RGBA8_UINT:
return PixelFormat::ABGR8UI;
case Tegra::RenderTargetFormat::BGRA8_SRGB:
return PixelFormat::BGRA8_SRGB;
case Tegra::RenderTargetFormat::BGRA8_UNORM:
return PixelFormat::BGRA8;
case Tegra::RenderTargetFormat::RGB10_A2_UNORM:
@ -478,10 +516,14 @@ struct SurfaceParams {
}
static PixelFormat PixelFormatFromTextureFormat(Tegra::Texture::TextureFormat format,
Tegra::Texture::ComponentType component_type) {
Tegra::Texture::ComponentType component_type,
bool is_srgb) {
// TODO(Subv): Properly implement this
switch (format) {
case Tegra::Texture::TextureFormat::A8R8G8B8:
if (is_srgb) {
return PixelFormat::RGBA8_SRGB;
}
switch (component_type) {
case Tegra::Texture::ComponentType::UNORM:
return PixelFormat::ABGR8U;
@ -616,11 +658,11 @@ struct SurfaceParams {
case Tegra::Texture::TextureFormat::Z24S8:
return PixelFormat::Z24S8;
case Tegra::Texture::TextureFormat::DXT1:
return PixelFormat::DXT1;
return is_srgb ? PixelFormat::DXT1_SRGB : PixelFormat::DXT1;
case Tegra::Texture::TextureFormat::DXT23:
return PixelFormat::DXT23;
return is_srgb ? PixelFormat::DXT23_SRGB : PixelFormat::DXT23;
case Tegra::Texture::TextureFormat::DXT45:
return PixelFormat::DXT45;
return is_srgb ? PixelFormat::DXT45_SRGB : PixelFormat::DXT45;
case Tegra::Texture::TextureFormat::DXN1:
return PixelFormat::DXN1;
case Tegra::Texture::TextureFormat::DXN2:
@ -634,19 +676,19 @@ struct SurfaceParams {
static_cast<u32>(component_type));
UNREACHABLE();
case Tegra::Texture::TextureFormat::BC7U:
return PixelFormat::BC7U;
return is_srgb ? PixelFormat::BC7U_SRGB : PixelFormat::BC7U;
case Tegra::Texture::TextureFormat::BC6H_UF16:
return PixelFormat::BC6H_UF16;
case Tegra::Texture::TextureFormat::BC6H_SF16:
return PixelFormat::BC6H_SF16;
case Tegra::Texture::TextureFormat::ASTC_2D_4X4:
return PixelFormat::ASTC_2D_4X4;
return is_srgb ? PixelFormat::ASTC_2D_4X4_SRGB : PixelFormat::ASTC_2D_4X4;
case Tegra::Texture::TextureFormat::ASTC_2D_5X4:
return PixelFormat::ASTC_2D_5X4;
return is_srgb ? PixelFormat::ASTC_2D_5X4_SRGB : PixelFormat::ASTC_2D_5X4;
case Tegra::Texture::TextureFormat::ASTC_2D_8X8:
return PixelFormat::ASTC_2D_8X8;
return is_srgb ? PixelFormat::ASTC_2D_8X8_SRGB : PixelFormat::ASTC_2D_8X8;
case Tegra::Texture::TextureFormat::ASTC_2D_8X5:
return PixelFormat::ASTC_2D_8X5;
return is_srgb ? PixelFormat::ASTC_2D_8X5_SRGB : PixelFormat::ASTC_2D_8X5;
case Tegra::Texture::TextureFormat::R16_G16:
switch (component_type) {
case Tegra::Texture::ComponentType::FLOAT:
@ -881,7 +923,7 @@ struct SurfaceParams {
SurfaceTarget target;
u32 max_mip_level;
bool is_layered;
bool srgb_conversion;
// Parameters used for caching
VAddr addr;
Tegra::GPUVAddr gpu_addr;

13
src/video_core/renderer_opengl/gl_state.cpp
View file

@ -11,9 +11,10 @@
namespace OpenGL {
OpenGLState OpenGLState::cur_state;
bool OpenGLState::s_rgb_used;
OpenGLState::OpenGLState() {
// These all match default OpenGL values
framebuffer_srgb.enabled = false;
cull.enabled = false;
cull.mode = GL_BACK;
cull.front_face = GL_CCW;
@ -89,6 +90,16 @@ OpenGLState::OpenGLState() {
}
void OpenGLState::Apply() const {
// sRGB
if (framebuffer_srgb.enabled != cur_state.framebuffer_srgb.enabled) {
if (framebuffer_srgb.enabled) {
// Track if sRGB is used
s_rgb_used = true;
glEnable(GL_FRAMEBUFFER_SRGB);
} else {
glDisable(GL_FRAMEBUFFER_SRGB);
}
}
// Culling
if (cull.enabled != cur_state.cull.enabled) {
if (cull.enabled) {

14
src/video_core/renderer_opengl/gl_state.h
View file

@ -35,6 +35,10 @@ constexpr TextureUnit ProcTexDiffLUT{9};
class OpenGLState {
public:
struct {
bool enabled; // GL_FRAMEBUFFER_SRGB
} framebuffer_srgb;
struct {
bool enabled; // GL_CULL_FACE
GLenum mode; // GL_CULL_FACE_MODE
@ -161,7 +165,12 @@ public:
static OpenGLState GetCurState() {
return cur_state;
}
static bool GetsRGBUsed() {
return s_rgb_used;
}
static void ClearsRGBUsed() {
s_rgb_used = false;
}
/// Apply this state as the current OpenGL state
void Apply() const;
@ -176,6 +185,9 @@ public:
private:
static OpenGLState cur_state;
// Workaround for sRGB problems caused by
// QT not supporting srgb output
static bool s_rgb_used;
};
} // namespace OpenGL

14
src/video_core/renderer_opengl/renderer_opengl.cpp
View file

@ -283,7 +283,8 @@ void RendererOpenGL::CreateRasterizer() {
if (rasterizer) {
return;
}
// Initialize sRGB Usage
OpenGLState::ClearsRGBUsed();
rasterizer = std::make_unique<RasterizerOpenGL>(render_window, screen_info);
}
@ -356,13 +357,20 @@ void RendererOpenGL::DrawScreenTriangles(const ScreenInfo& screen_info, float x,
state.texture_units[0].texture = screen_info.display_texture;
state.texture_units[0].swizzle = {GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA};
// Workaround brigthness problems in SMO by enabling sRGB in the final output
// if it has been used in the frame
// Needed because of this bug in QT
// QTBUG-50987
state.framebuffer_srgb.enabled = OpenGLState::GetsRGBUsed();
state.Apply();
glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(vertices), vertices.data());
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
// restore default state
state.framebuffer_srgb.enabled = false;
state.texture_units[0].texture = 0;
state.Apply();
// Clear sRGB state for the next frame
OpenGLState::ClearsRGBUsed();
}
/**

5
src/video_core/textures/texture.h
View file

@ -173,6 +173,7 @@ struct TICEntry {
};
union {
BitField<0, 16, u32> width_minus_1;
BitField<22, 1, u32> srgb_conversion;
BitField<23, 4, TextureType> texture_type;
};
union {
@ -227,6 +228,10 @@ struct TICEntry {
return header_version == TICHeaderVersion::BlockLinear ||
header_version == TICHeaderVersion::BlockLinearColorKey;
}
bool IsSrgbConversionEnabled() const {
return srgb_conversion != 0;
}
};
static_assert(sizeof(TICEntry) == 0x20, "TICEntry has wrong size");