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Merge pull request #2149 from ReinUsesLisp/decoders-style

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gl_rasterizer_cache: Move format conversion functions to their own file
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bunnei 2019-03-06 21:56:20 -05:00 • committed by GitHub
commit 076c76f4e4
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8 changed files with 183 additions and 150 deletions
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115
src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
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@ -21,7 +21,7 @@
#include "video_core/renderer_opengl/gl_rasterizer_cache.h"
#include "video_core/renderer_opengl/utils.h"
#include "video_core/surface.h"
#include "video_core/textures/astc.h"
#include "video_core/textures/convert.h"
#include "video_core/textures/decoders.h"
namespace OpenGL {
@ -597,103 +597,6 @@ CachedSurface::CachedSurface(const SurfaceParams& params)
}
}
static void ConvertS8Z24ToZ24S8(std::vector<u8>& data, u32 width, u32 height, bool reverse) {
union S8Z24 {
BitField<0, 24, u32> z24;
BitField<24, 8, u32> s8;
};
static_assert(sizeof(S8Z24) == 4, "S8Z24 is incorrect size");
union Z24S8 {
BitField<0, 8, u32> s8;
BitField<8, 24, u32> z24;
};
static_assert(sizeof(Z24S8) == 4, "Z24S8 is incorrect size");
S8Z24 s8z24_pixel{};
Z24S8 z24s8_pixel{};
constexpr auto bpp{GetBytesPerPixel(PixelFormat::S8Z24)};
for (std::size_t y = 0; y < height; ++y) {
for (std::size_t x = 0; x < width; ++x) {
const std::size_t offset{bpp * (y * width + x)};
if (reverse) {
std::memcpy(&z24s8_pixel, &data[offset], sizeof(Z24S8));
s8z24_pixel.s8.Assign(z24s8_pixel.s8);
s8z24_pixel.z24.Assign(z24s8_pixel.z24);
std::memcpy(&data[offset], &s8z24_pixel, sizeof(S8Z24));
} else {
std::memcpy(&s8z24_pixel, &data[offset], sizeof(S8Z24));
z24s8_pixel.s8.Assign(s8z24_pixel.s8);
z24s8_pixel.z24.Assign(s8z24_pixel.z24);
std::memcpy(&data[offset], &z24s8_pixel, sizeof(Z24S8));
}
}
}
}
/**
* Helper function to perform software conversion (as needed) when loading a buffer from Switch
* memory. This is for Maxwell pixel formats that cannot be represented as-is in OpenGL or with
* typical desktop GPUs.
*/
static void ConvertFormatAsNeeded_LoadGLBuffer(std::vector<u8>& data, PixelFormat pixel_format,
u32 width, u32 height, u32 depth) {
switch (pixel_format) {
case PixelFormat::ASTC_2D_4X4:
case PixelFormat::ASTC_2D_8X8:
case PixelFormat::ASTC_2D_8X5:
case PixelFormat::ASTC_2D_5X4:
case PixelFormat::ASTC_2D_5X5:
case PixelFormat::ASTC_2D_4X4_SRGB:
case PixelFormat::ASTC_2D_8X8_SRGB:
case PixelFormat::ASTC_2D_8X5_SRGB:
case PixelFormat::ASTC_2D_5X4_SRGB:
case PixelFormat::ASTC_2D_5X5_SRGB:
case PixelFormat::ASTC_2D_10X8:
case PixelFormat::ASTC_2D_10X8_SRGB: {
// Convert ASTC pixel formats to RGBA8, as most desktop GPUs do not support ASTC.
u32 block_width{};
u32 block_height{};
std::tie(block_width, block_height) = GetASTCBlockSize(pixel_format);
data =
Tegra::Texture::ASTC::Decompress(data, width, height, depth, block_width, block_height);
break;
}
case PixelFormat::S8Z24:
// Convert the S8Z24 depth format to Z24S8, as OpenGL does not support S8Z24.
ConvertS8Z24ToZ24S8(data, width, height, false);
break;
}
}
/**
* Helper function to perform software conversion (as needed) when flushing a buffer from OpenGL to
* Switch memory. This is for Maxwell pixel formats that cannot be represented as-is in OpenGL or
* with typical desktop GPUs.
*/
static void ConvertFormatAsNeeded_FlushGLBuffer(std::vector<u8>& data, PixelFormat pixel_format,
u32 width, u32 height) {
switch (pixel_format) {
case PixelFormat::ASTC_2D_4X4:
case PixelFormat::ASTC_2D_8X8:
case PixelFormat::ASTC_2D_4X4_SRGB:
case PixelFormat::ASTC_2D_8X8_SRGB:
case PixelFormat::ASTC_2D_5X5:
case PixelFormat::ASTC_2D_5X5_SRGB:
case PixelFormat::ASTC_2D_10X8:
case PixelFormat::ASTC_2D_10X8_SRGB: {
LOG_CRITICAL(HW_GPU, "Conversion of format {} after texture flushing is not implemented",
static_cast<u32>(pixel_format));
UNREACHABLE();
break;
}
case PixelFormat::S8Z24:
// Convert the Z24S8 depth format to S8Z24, as OpenGL does not support S8Z24.
ConvertS8Z24ToZ24S8(data, width, height, true);
break;
}
}
MICROPROFILE_DEFINE(OpenGL_SurfaceLoad, "OpenGL", "Surface Load", MP_RGB(128, 192, 64));
void CachedSurface::LoadGLBuffer() {
MICROPROFILE_SCOPE(OpenGL_SurfaceLoad);
@ -722,8 +625,16 @@ void CachedSurface::LoadGLBuffer() {
}
}
for (u32 i = 0; i < params.max_mip_level; i++) {
ConvertFormatAsNeeded_LoadGLBuffer(gl_buffer[i], params.pixel_format, params.MipWidth(i),
params.MipHeight(i), params.MipDepth(i));
const u32 width = params.MipWidth(i);
const u32 height = params.MipHeight(i);
const u32 depth = params.MipDepth(i);
if (VideoCore::Surface::IsPixelFormatASTC(params.pixel_format)) {
// Reserve size for RGBA8 conversion
constexpr std::size_t rgba_bpp = 4;
gl_buffer[i].resize(std::max(gl_buffer[i].size(), width * height * depth * rgba_bpp));
}
Tegra::Texture::ConvertFromGuestToHost(gl_buffer[i].data(), params.pixel_format, width,
height, depth, true, true);
}
}
@ -746,8 +657,8 @@ void CachedSurface::FlushGLBuffer() {
glGetTextureImage(texture.handle, 0, tuple.format, tuple.type,
static_cast<GLsizei>(gl_buffer[0].size()), gl_buffer[0].data());
glPixelStorei(GL_PACK_ROW_LENGTH, 0);
ConvertFormatAsNeeded_FlushGLBuffer(gl_buffer[0], params.pixel_format, params.width,
params.height);
Tegra::Texture::ConvertFromHostToGuest(gl_buffer[0].data(), params.pixel_format, params.width,
params.height, params.depth, true, true);
const u8* const texture_src_data = Memory::GetPointer(params.addr);
ASSERT(texture_src_data);
if (params.is_tiled) {