2
1
Fork 0
mirror of https://github.com/yuzu-emu/yuzu.git synced 2024-07-04 23:31:19 +01:00

Merge pull request #8149 from liamwhite/front-face

OpenGL: flip front faces if Z scale is inverted
This commit is contained in:
bunnei 2022-04-09 01:39:39 -07:00 committed by GitHub
commit bf3c6f8812
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23

View file

@ -559,12 +559,19 @@ void RasterizerOpenGL::SyncViewport() {
const bool dirty_viewport = flags[Dirty::Viewports] || rescale_viewports;
const bool dirty_clip_control = flags[Dirty::ClipControl];
if (dirty_clip_control || flags[Dirty::FrontFace]) {
if (dirty_viewport || dirty_clip_control || flags[Dirty::FrontFace]) {
flags[Dirty::FrontFace] = false;
GLenum mode = MaxwellToGL::FrontFace(regs.front_face);
bool flip_faces = false;
if (regs.screen_y_control.triangle_rast_flip != 0 &&
regs.viewport_transform[0].scale_y < 0.0f) {
flip_faces = !flip_faces;
}
if (regs.viewport_transform[0].scale_z < 0.0f) {
flip_faces = !flip_faces;
}
if (flip_faces) {
switch (mode) {
case GL_CW:
mode = GL_CCW;