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GPU: Precompute texture window expression [SAVEVERSION+]

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This commit is contained in:
Connor McLaughlin
2020-09-20 21:28:45 +10:00
parent f761f1550f
commit cacf7a7cc9
8 changed files with 35 additions and 34 deletions
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12
src/core/gpu_hw_shadergen.cpp
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@ -68,7 +68,7 @@ float4 RGBA5551ToRGBA8(uint v)
void GPU_HW_ShaderGen::WriteBatchUniformBuffer(std::stringstream& ss)
{
DeclareUniformBuffer(ss,
{"uint2 u_texture_window_mask", "uint2 u_texture_window_offset", "float u_src_alpha_factor",
{"uint2 u_texture_window_and", "uint2 u_texture_window_or", "float u_src_alpha_factor",
"float u_dst_alpha_factor", "uint u_interlaced_displayed_field",
"bool u_set_mask_while_drawing"},
false);
@ -700,16 +700,16 @@ CONSTANT float4 TRANSPARENT_PIXEL_COLOR = float4(0.0, 0.0, 0.0, 0.0);
uint2 ApplyTextureWindow(uint2 coords)
{
uint x = (uint(coords.x) & ~(u_texture_window_mask.x * 8u)) | ((u_texture_window_offset.x & u_texture_window_mask.x) * 8u);
uint y = (uint(coords.y) & ~(u_texture_window_mask.y * 8u)) | ((u_texture_window_offset.y & u_texture_window_mask.y) * 8u);
uint x = (uint(coords.x) & u_texture_window_and.x) | u_texture_window_or.x;
uint y = (uint(coords.y) & u_texture_window_and.y) | u_texture_window_or.y;
return uint2(x, y);
}
uint2 ApplyUpscaledTextureWindow(uint2 coords)
{
uint x = (uint(coords.x) & ~(u_texture_window_mask.x * 8u * RESOLUTION_SCALE)) | ((u_texture_window_offset.x & u_texture_window_mask.x) * 8u * RESOLUTION_SCALE);
uint y = (uint(coords.y) & ~(u_texture_window_mask.y * 8u * RESOLUTION_SCALE)) | ((u_texture_window_offset.y & u_texture_window_mask.y) * 8u * RESOLUTION_SCALE);
return uint2(x, y);
uint2 native_coords = coords / uint2(RESOLUTION_SCALE, RESOLUTION_SCALE);
uint2 coords_offset = coords % uint2(RESOLUTION_SCALE, RESOLUTION_SCALE);
return (ApplyTextureWindow(native_coords) * uint2(RESOLUTION_SCALE, RESOLUTION_SCALE)) + coords_offset;
}
uint2 FloatToIntegerCoords(float2 coords)