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video_core: renderer_opengl: gles color fix

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This commit is contained in:
liushuyu 2019-03-12 22:28:40 -06:00
parent acaca4188e
commit 3983b12086
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GPG Key ID: 23D1CE4534419437
1 changed files with 40 additions and 2 deletions
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42
src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
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@ -175,6 +175,20 @@ static void MortonCopyTile(u32 stride, u8* tile_buffer, u8* gl_buffer) {
if (format == PixelFormat::D24S8) {
gl_ptr[0] = tile_ptr[3];
std::memcpy(gl_ptr + 1, tile_ptr, 3);
} else if (format == PixelFormat::RGBA8 && GLES) {
// because GLES does not have BGR format
// so we will do byteswapping here
gl_ptr[0] = tile_ptr[3];
gl_ptr[1] = tile_ptr[2];
gl_ptr[2] = tile_ptr[1];
gl_ptr[3] = tile_ptr[0];
} else if (format == PixelFormat::RGB8 && GLES) {
// the last channel Alpha should keep the same
// position as the original
gl_ptr[0] = tile_ptr[2];
gl_ptr[1] = tile_ptr[1];
gl_ptr[2] = tile_ptr[0];
gl_ptr[3] = tile_ptr[3];
} else {
std::memcpy(gl_ptr, tile_ptr, bytes_per_pixel);
}
@ -719,6 +733,9 @@ void RasterizerCacheOpenGL::CopySurface(const Surface& src_surface, const Surfac
MICROPROFILE_DEFINE(OpenGL_SurfaceLoad, "OpenGL", "Surface Load", MP_RGB(128, 192, 64));
void CachedSurface::LoadGLBuffer(PAddr load_start, PAddr load_end) {
ASSERT(type != SurfaceType::Fill);
// FIXME(liushuyu): not endianness-aware, assumed little-endian
bool need_swap =
GLES && (pixel_format == PixelFormat::RGBA8 || pixel_format == PixelFormat::RGB8);
const u8* const texture_src_data = VideoCore::g_memory->GetPhysicalPointer(addr);
if (texture_src_data == nullptr)
@ -743,8 +760,28 @@ void CachedSurface::LoadGLBuffer(PAddr load_start, PAddr load_end) {
if (!is_tiled) {
ASSERT(type == SurfaceType::Color);
std::memcpy(&gl_buffer[start_offset], texture_src_data + start_offset,
load_end - load_start);
if (need_swap) {
// TODO(liushuyu): check if the byteswap here is 100% correct
// cannot fully test this
if (pixel_format == PixelFormat::RGBA8) {
for (size_t i = start_offset; i < load_end - addr; i += 4) {
gl_buffer[i] = *(texture_src_data + start_offset + i + 3);
gl_buffer[i + 1] = *(texture_src_data + start_offset + i + 2);
gl_buffer[i + 2] = *(texture_src_data + start_offset + i + 1);
gl_buffer[i + 3] = *(texture_src_data + start_offset + i);
}
} else if (pixel_format == PixelFormat::RGB8) {
for (size_t i = start_offset; i < load_end - addr; i += 4) {
gl_buffer[i] = *(texture_src_data + start_offset + i + 2);
gl_buffer[i + 1] = *(texture_src_data + start_offset + i + 1);
gl_buffer[i + 2] = *(texture_src_data + start_offset + i);
gl_buffer[i + 3] = *(texture_src_data + start_offset + i + 3);
}
}
} else {
std::memcpy(&gl_buffer[start_offset], texture_src_data + start_offset,
load_end - load_start);
}
} else {
if (type == SurfaceType::Texture) {
Pica::Texture::TextureInfo tex_info{};
@ -764,6 +801,7 @@ void CachedSurface::LoadGLBuffer(PAddr load_start, PAddr load_end) {
Pica::Texture::LookupTexture(texture_src_data, x, height - 1 - y, tex_info);
const std::size_t offset = (x + (width * y)) * 4;
std::memcpy(&gl_buffer[offset], vec4.AsArray(), 4);
// TODO(liushuyu): byteswap textures
}
}
} else {