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gl_rasterizer: Implement GL_POINT_SPRITE
OpenGL core defaults to GL_POINT_SPRITE, meanwhile on OpenGL compatibility we have to explicitly enable it. This fixes gl_PointCoord's behaviour.
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bf21aacc74
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7da52673d0
4 changed files with 9 additions and 1 deletions
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@ -862,7 +862,11 @@ public:
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float point_size;
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INSERT_UNION_PADDING_WORDS(0x7);
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INSERT_UNION_PADDING_WORDS(0x1);
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u32 point_sprite_enable;
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INSERT_UNION_PADDING_WORDS(0x5);
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u32 zeta_enable;
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@ -1494,6 +1498,7 @@ ASSERT_REG_POSITION(vb_element_base, 0x50D);
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ASSERT_REG_POSITION(vb_base_instance, 0x50E);
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ASSERT_REG_POSITION(clip_distance_enabled, 0x544);
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ASSERT_REG_POSITION(point_size, 0x546);
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ASSERT_REG_POSITION(point_sprite_enable, 0x548);
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ASSERT_REG_POSITION(zeta_enable, 0x54E);
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ASSERT_REG_POSITION(multisample_control, 0x54F);
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ASSERT_REG_POSITION(condition, 0x554);
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@ -1293,6 +1293,7 @@ void RasterizerOpenGL::SyncPointState() {
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// Limit the point size to 1 since nouveau sometimes sets a point size of 0 (and that's invalid
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// in OpenGL).
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state.point.program_control = regs.vp_point_size.enable != 0;
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state.point.sprite = regs.point_sprite_enable != 0;
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state.point.size = std::max(1.0f, regs.point_size);
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}
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@ -128,6 +128,7 @@ void OpenGLState::ApplyClipDistances() {
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void OpenGLState::ApplyPointSize() {
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Enable(GL_PROGRAM_POINT_SIZE, cur_state.point.program_control, point.program_control);
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Enable(GL_POINT_SPRITE, cur_state.point.sprite, point.sprite);
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if (UpdateValue(cur_state.point.size, point.size)) {
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glPointSize(point.size);
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}
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@ -132,6 +132,7 @@ public:
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struct {
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bool program_control = false; // GL_PROGRAM_POINT_SIZE
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bool sprite = false; // GL_POINT_SPRITE
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GLfloat size = 1.0f; // GL_POINT_SIZE
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} point;
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