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-rw-r--r--src/video_core/engines/maxwell_3d.h40
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.cpp4
2 files changed, 30 insertions, 14 deletions
diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h
index 5cf62fb01..245410c95 100644
--- a/src/video_core/engines/maxwell_3d.h
+++ b/src/video_core/engines/maxwell_3d.h
@@ -354,10 +354,35 @@ public:
f32 scale_x;
f32 scale_y;
f32 scale_z;
- u32 translate_x;
- u32 translate_y;
- u32 translate_z;
+ f32 translate_x;
+ f32 translate_y;
+ f32 translate_z;
INSERT_PADDING_WORDS(2);
+
+ MathUtil::Rectangle<s32> GetRect() const {
+ return {
+ GetX(), // left
+ GetY() + GetHeight(), // top
+ GetX() + GetWidth(), // right
+ GetY() // bottom
+ };
+ };
+
+ s32 GetX() const {
+ return static_cast<s32>(std::max(0.0f, translate_x - std::fabs(scale_x)));
+ }
+
+ s32 GetY() const {
+ return static_cast<s32>(std::max(0.0f, translate_y - std::fabs(scale_y)));
+ }
+
+ s32 GetWidth() const {
+ return static_cast<s32>(translate_x + std::fabs(scale_x)) - GetX();
+ }
+
+ s32 GetHeight() const {
+ return static_cast<s32>(translate_y + std::fabs(scale_y)) - GetY();
+ }
} viewport_transform[NumViewports];
struct {
@@ -371,15 +396,6 @@ public:
};
float depth_range_near;
float depth_range_far;
-
- MathUtil::Rectangle<s32> GetRect() const {
- return {
- static_cast<s32>(x), // left
- static_cast<s32>(y + height), // top
- static_cast<s32>(x + width), // right
- static_cast<s32>(y) // bottom
- };
- };
} viewport[NumViewports];
INSERT_PADDING_WORDS(0x1D);
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp
index 35c1b1890..0a33868b7 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -298,7 +298,7 @@ void RasterizerOpenGL::DrawArrays() {
const bool has_stencil = false;
const bool using_color_fb = true;
const bool using_depth_fb = false;
- const MathUtil::Rectangle<s32> viewport_rect{regs.viewport[0].GetRect()};
+ const MathUtil::Rectangle<s32> viewport_rect{regs.viewport_transform[0].GetRect()};
const bool write_color_fb =
state.color_mask.red_enabled == GL_TRUE || state.color_mask.green_enabled == GL_TRUE ||
@@ -702,7 +702,7 @@ void RasterizerOpenGL::BindFramebufferSurfaces(const Surface& color_surface,
void RasterizerOpenGL::SyncViewport(const MathUtil::Rectangle<u32>& surfaces_rect, u16 res_scale) {
const auto& regs = Core::System().GetInstance().GPU().Maxwell3D().regs;
- const MathUtil::Rectangle<s32> viewport_rect{regs.viewport[0].GetRect()};
+ const MathUtil::Rectangle<s32> viewport_rect{regs.viewport_transform[0].GetRect()};
state.viewport.x = static_cast<GLint>(surfaces_rect.left) + viewport_rect.left * res_scale;
state.viewport.y = static_cast<GLint>(surfaces_rect.bottom) + viewport_rect.bottom * res_scale;