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Perform the same checks on TexCopy params that SW does

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Phantom 2017-12-13 19:18:09 +01:00 • committed by James Rowe
parent 91fad7010b
commit f893daa4a2
1 changed files with 29 additions and 11 deletions
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40
src/video_core/renderer_opengl/gl_rasterizer.cpp
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@ -7,6 +7,7 @@
#include <tuple>
#include <utility>
#include <glad/glad.h>
#include "common/alignment.h"
#include "common/assert.h"
#include "common/logging/log.h"
#include "common/math_util.h"
@ -1013,25 +1014,42 @@ bool RasterizerOpenGL::AccelerateDisplayTransfer(const GPU::Regs::DisplayTransfe
}
bool RasterizerOpenGL::AccelerateTextureCopy(const GPU::Regs::DisplayTransferConfig& config) {
u32 input_width = config.texture_copy.input_width * 16;
u32 copy_size = Common::AlignDown(config.texture_copy.size, 16);
if (copy_size == 0)
return false;
u32 input_gap = config.texture_copy.input_gap * 16;
u32 output_width = config.texture_copy.output_width * 16;
u32 input_width = config.texture_copy.input_width * 16;
if (input_width == 0) {
if (input_gap == 0) {
input_width = copy_size;
} else {
return false;
}
}
u32 output_gap = config.texture_copy.output_gap * 16;
u32 output_width = config.texture_copy.output_width * 16;
if (output_width == 0) {
if (output_gap == 0) {
output_width = copy_size;
} else {
return false;
}
}
if (config.texture_copy.size == 0)
return true;
if (input_width >= config.texture_copy.size) {
input_width = config.texture_copy.size;
if (input_width >= copy_size) {
input_width = copy_size;
input_gap = 0;
}
if (output_width >= config.texture_copy.size) {
output_width = config.texture_copy.size;
if (output_width >= copy_size) {
output_width = copy_size;
output_gap = 0;
}
if (input_width != output_width || config.texture_copy.size % input_width != 0) {
if (input_width != output_width || copy_size % input_width != 0) {
return false;
}
@ -1039,7 +1057,7 @@ bool RasterizerOpenGL::AccelerateTextureCopy(const GPU::Regs::DisplayTransferCon
src_params.addr = config.GetPhysicalInputAddress();
src_params.stride = input_width + input_gap; // stride in bytes
src_params.width = input_width; // width in bytes
src_params.height = config.texture_copy.size / input_width;
src_params.height = copy_size / input_width;
src_params.size = ((src_params.height - 1) * src_params.stride) + src_params.width;
src_params.end = src_params.addr + src_params.size;