Merge pull request #3376 from ReinUsesLisp/point-sprite

gl_rasterizer: Implement GL_POINT_SPRITE

src/video_core/renderer_opengl/gl_rasterizer.cpp

@@ -1220,6 +1220,7 @@ void RasterizerOpenGL::SyncPointState() {
     // Limit the point size to 1 since nouveau sometimes sets a point size of 0 (and that's invalid
     // in OpenGL).
     state.point.program_control = regs.vp_point_size.enable != 0;
+    state.point.sprite = regs.point_sprite_enable != 0;
     state.point.size = std::max(1.0f, regs.point_size);
 }
 

src/video_core/renderer_opengl/gl_state.cpp

@@ -128,6 +128,7 @@ void OpenGLState::ApplyClipDistances() {
 
 void OpenGLState::ApplyPointSize() {
     Enable(GL_PROGRAM_POINT_SIZE, cur_state.point.program_control, point.program_control);
+    Enable(GL_POINT_SPRITE, cur_state.point.sprite, point.sprite);
     if (UpdateValue(cur_state.point.size, point.size)) {
         glPointSize(point.size);
     }

src/video_core/renderer_opengl/gl_state.h

@@ -132,6 +132,7 @@ public:
 
     struct {
         bool program_control = false; // GL_PROGRAM_POINT_SIZE
+        bool sprite = false;          // GL_POINT_SPRITE
         GLfloat size = 1.0f;          // GL_POINT_SIZE
     } point;