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authorbunnei <bunneidev@gmail.com>2022-08-28 11:46:57 +0200
committerGitHub <noreply@github.com>2022-08-28 11:46:57 +0200
commitc881a67dbaa3efa962e60e3e60dd59371d15b6bb (patch)
tree8eed32aad56abab0cf3bdf459342a7d3a5194bd1 /src/video_core/renderer_vulkan
parentMerge pull request #8566 from german77/galaxy (diff)
parentvideo_core: vulkan: rasterizer: Workaround on viewport swizzle on AMD (diff)
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Diffstat (limited to 'src/video_core/renderer_vulkan')
-rw-r--r--src/video_core/renderer_vulkan/vk_rasterizer.cpp9
1 files changed, 8 insertions, 1 deletions
diff --git a/src/video_core/renderer_vulkan/vk_rasterizer.cpp b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
index 16e46d3e5..7e40c2df1 100644
--- a/src/video_core/renderer_vulkan/vk_rasterizer.cpp
+++ b/src/video_core/renderer_vulkan/vk_rasterizer.cpp
@@ -69,10 +69,17 @@ VkViewport GetViewportState(const Device& device, const Maxwell& regs, size_t in
const float width = conv(src.scale_x * 2.0f);
float y = conv(src.translate_y - src.scale_y);
float height = conv(src.scale_y * 2.0f);
- if (regs.screen_y_control.y_negate) {
+ bool y_negate = regs.screen_y_control.y_negate;
+
+ if (!device.IsNvViewportSwizzleSupported()) {
+ y_negate = y_negate != (src.swizzle.y == Maxwell::ViewportSwizzle::NegativeY);
+ }
+
+ if (y_negate) {
y += height;
height = -height;
}
+
const float reduce_z = regs.depth_mode == Maxwell::DepthMode::MinusOneToOne ? 1.0f : 0.0f;
VkViewport viewport{
.x = x,