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gl_rasterizer_cache: Make use of if constexpr in MortonCopyTile() 

A trivial change that allows compilers to more rigorously optimize out
code blocks that will never be executed in some scenarios.
This commit is contained in:
Lioncash 2020-05-04 23:08:50 -04:00
parent 36809b2e2e
commit 38c8fecb81
1 changed files with 3 additions and 3 deletions
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6
src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
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@ -174,8 +174,8 @@ static void MortonCopyTile(u32 stride, u8* tile_buffer, u8* gl_buffer) {
for (u32 x = 0; x < 8; ++x) { for (u32 x = 0; x < 8; ++x) {
u8* tile_ptr = tile_buffer + VideoCore::MortonInterleave(x, y) * bytes_per_pixel; u8* tile_ptr = tile_buffer + VideoCore::MortonInterleave(x, y) * bytes_per_pixel;
u8* gl_ptr = gl_buffer + ((7 - y) * stride + x) * gl_bytes_per_pixel; u8* gl_ptr = gl_buffer + ((7 - y) * stride + x) * gl_bytes_per_pixel;
if (morton_to_gl) { if constexpr (morton_to_gl) {
if (format == PixelFormat::D24S8) { if constexpr (format == PixelFormat::D24S8) {
gl_ptr[0] = tile_ptr[3]; gl_ptr[0] = tile_ptr[3];
std::memcpy(gl_ptr + 1, tile_ptr, 3); std::memcpy(gl_ptr + 1, tile_ptr, 3);
} else if (format == PixelFormat::RGBA8 && GLES) { } else if (format == PixelFormat::RGBA8 && GLES) {
@ -193,7 +193,7 @@ static void MortonCopyTile(u32 stride, u8* tile_buffer, u8* gl_buffer) {
std::memcpy(gl_ptr, tile_ptr, bytes_per_pixel); std::memcpy(gl_ptr, tile_ptr, bytes_per_pixel);
} }
} else { } else {
if (format == PixelFormat::D24S8) { if constexpr (format == PixelFormat::D24S8) {
std::memcpy(tile_ptr, gl_ptr + 1, 3); std::memcpy(tile_ptr, gl_ptr + 1, 3);
tile_ptr[3] = gl_ptr[0]; tile_ptr[3] = gl_ptr[0];
} else { } else {