add support for fragment_color_clamp

This commit is contained in:
Rodolfo Bogado 2018-11-13 22:09:01 -03:00
parent 02c22a3440
commit 8ed7e1af2c
5 changed files with 24 additions and 1 deletions

View File

@ -706,7 +706,9 @@ public:
u32 stencil_front_func_mask;
u32 stencil_front_mask;
INSERT_PADDING_WORDS(0x3);
INSERT_PADDING_WORDS(0x2);
u32 frag_color_clamp;
union {
BitField<4, 1, u32> triangle_rast_flip;
@ -1142,6 +1144,7 @@ ASSERT_REG_POSITION(stencil_front_func_func, 0x4E4);
ASSERT_REG_POSITION(stencil_front_func_ref, 0x4E5);
ASSERT_REG_POSITION(stencil_front_func_mask, 0x4E6);
ASSERT_REG_POSITION(stencil_front_mask, 0x4E7);
ASSERT_REG_POSITION(frag_color_clamp, 0x4EA);
ASSERT_REG_POSITION(screen_y_control, 0x4EB);
ASSERT_REG_POSITION(vb_element_base, 0x50D);
ASSERT_REG_POSITION(point_size, 0x546);

View File

@ -582,6 +582,7 @@ void RasterizerOpenGL::DrawArrays() {
ConfigureFramebuffers(state);
SyncColorMask();
SyncFragmentColorClampState();
SyncDepthTestState();
SyncStencilTestState();
SyncBlendState();
@ -1032,6 +1033,11 @@ void RasterizerOpenGL::SyncColorMask() {
}
}
void RasterizerOpenGL::SyncFragmentColorClampState() {
const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
state.fragment_color_clamp.enabled = regs.frag_color_clamp != 0;
}
void RasterizerOpenGL::SyncBlendState() {
const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;

View File

@ -160,6 +160,9 @@ private:
/// Syncs the LogicOp state to match the guest state
void SyncLogicOpState();
/// Syncs the the color clamp state
void SyncFragmentColorClampState();
/// Syncs the scissor test state to match the guest state
void SyncScissorTest();

View File

@ -89,6 +89,7 @@ OpenGLState::OpenGLState() {
clip_distance = {};
point.size = 1;
fragment_color_clamp.enabled = false;
}
void OpenGLState::ApplyDefaultState() {
@ -497,6 +498,12 @@ void OpenGLState::Apply() const {
if (point.size != cur_state.point.size) {
glPointSize(point.size);
}
if (GLAD_GL_ARB_color_buffer_float) {
if (fragment_color_clamp.enabled != cur_state.fragment_color_clamp.enabled) {
glClampColor(GL_CLAMP_FRAGMENT_COLOR_ARB,
fragment_color_clamp.enabled ? GL_TRUE : GL_FALSE);
}
}
ApplyColorMask();
ApplyViewport();
ApplyStencilTest();

View File

@ -39,6 +39,10 @@ public:
bool enabled; // GL_FRAMEBUFFER_SRGB
} framebuffer_srgb;
struct {
bool enabled; // GL_CLAMP_FRAGMENT_COLOR_ARB
} fragment_color_clamp;
struct {
bool enabled; // viewports arrays are only supported when geometry shaders are enabled.
} geometry_shaders;