mirror of
https://git.h3cjp.net/H3cJP/citra.git
synced 2024-11-25 12:32:48 +00:00
Implement multi-target viewports and blending
This commit is contained in:
Rodolfo Bogado
parent
38c1c500ab
commit
145ae36963
|
|
@ -37,6 +37,22 @@ void Maxwell3D::InitializeRegisterDefaults() {
|
|||
regs.viewport[viewport].depth_range_near = 0.0f;
|
||||
regs.viewport[viewport].depth_range_far = 1.0f;
|
||||
}
|
||||
// Doom and Bomberman seems to use the uninitialized registers and just enable blend
|
||||
// so initialize blend registers with sane values
|
||||
regs.blend.equation_rgb = Regs::Blend::Equation::Add;
|
||||
regs.blend.factor_source_rgb = Regs::Blend::Factor::One;
|
||||
regs.blend.factor_dest_rgb = Regs::Blend::Factor::Zero;
|
||||
regs.blend.equation_a = Regs::Blend::Equation::Add;
|
||||
regs.blend.factor_source_a = Regs::Blend::Factor::One;
|
||||
regs.blend.factor_dest_a = Regs::Blend::Factor::Zero;
|
||||
for (std::size_t blend_index = 0; blend_index < Regs::NumRenderTargets; blend_index++) {
|
||||
regs.independent_blend[blend_index].equation_rgb = Regs::Blend::Equation::Add;
|
||||
regs.independent_blend[blend_index].factor_source_rgb = Regs::Blend::Factor::One;
|
||||
regs.independent_blend[blend_index].factor_dest_rgb = Regs::Blend::Factor::Zero;
|
||||
regs.independent_blend[blend_index].equation_a = Regs::Blend::Equation::Add;
|
||||
regs.independent_blend[blend_index].factor_source_a = Regs::Blend::Factor::One;
|
||||
regs.independent_blend[blend_index].factor_dest_a = Regs::Blend::Factor::Zero;
|
||||
}
|
||||
}
|
||||
|
||||
void Maxwell3D::CallMacroMethod(u32 method, std::vector<u32> parameters) {
|
||||
|
|
|
|||
|
|
@ -646,8 +646,14 @@ public:
|
|||
ComparisonOp depth_test_func;
|
||||
float alpha_test_ref;
|
||||
ComparisonOp alpha_test_func;
|
||||
|
||||
INSERT_PADDING_WORDS(0x9);
|
||||
u32 draw_tfb_stride;
|
||||
struct {
|
||||
float r;
|
||||
float g;
|
||||
float b;
|
||||
float a;
|
||||
} blend_color;
|
||||
INSERT_PADDING_WORDS(0x4);
|
||||
|
||||
struct {
|
||||
u32 separate_alpha;
|
||||
|
|
@ -1087,6 +1093,10 @@ ASSERT_REG_POSITION(depth_write_enabled, 0x4BA);
|
|||
ASSERT_REG_POSITION(alpha_test_enabled, 0x4BB);
|
||||
ASSERT_REG_POSITION(d3d_cull_mode, 0x4C2);
|
||||
ASSERT_REG_POSITION(depth_test_func, 0x4C3);
|
||||
ASSERT_REG_POSITION(alpha_test_ref, 0x4C4);
|
||||
ASSERT_REG_POSITION(alpha_test_func, 0x4C5);
|
||||
ASSERT_REG_POSITION(draw_tfb_stride, 0x4C6);
|
||||
ASSERT_REG_POSITION(blend_color, 0x4C7);
|
||||
ASSERT_REG_POSITION(blend, 0x4CF);
|
||||
ASSERT_REG_POSITION(stencil_enable, 0x4E0);
|
||||
ASSERT_REG_POSITION(stencil_front_op_fail, 0x4E1);
|
||||
|
|
|
|||
|
|
@ -580,7 +580,6 @@ void RasterizerOpenGL::DrawArrays() {
|
|||
SyncLogicOpState();
|
||||
SyncCullMode();
|
||||
SyncPrimitiveRestart();
|
||||
SyncDepthRange();
|
||||
SyncScissorTest();
|
||||
// Alpha Testing is synced on shaders.
|
||||
SyncTransformFeedback();
|
||||
|
|
@ -899,12 +898,16 @@ u32 RasterizerOpenGL::SetupTextures(Maxwell::ShaderStage stage, Shader& shader,
|
|||
|
||||
void RasterizerOpenGL::SyncViewport() {
|
||||
const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
|
||||
const MathUtil::Rectangle<s32> viewport_rect{regs.viewport_transform[0].GetRect()};
|
||||
|
||||
state.viewport.x = viewport_rect.left;
|
||||
state.viewport.y = viewport_rect.bottom;
|
||||
state.viewport.width = static_cast<GLsizei>(viewport_rect.GetWidth());
|
||||
state.viewport.height = static_cast<GLsizei>(viewport_rect.GetHeight());
|
||||
for (size_t i = 0; i < Tegra::Engines::Maxwell3D::Regs::NumRenderTargets; i++) {
|
||||
const MathUtil::Rectangle<s32> viewport_rect{regs.viewport_transform[i].GetRect()};
|
||||
auto& viewport = state.viewports[i];
|
||||
viewport.x = viewport_rect.left;
|
||||
viewport.y = viewport_rect.bottom;
|
||||
viewport.width = static_cast<GLsizei>(viewport_rect.GetWidth());
|
||||
viewport.height = static_cast<GLsizei>(viewport_rect.GetHeight());
|
||||
viewport.depth_range_far = regs.viewport[i].depth_range_far;
|
||||
viewport.depth_range_near = regs.viewport[i].depth_range_near;
|
||||
}
|
||||
}
|
||||
|
||||
void RasterizerOpenGL::SyncClipEnabled() {
|
||||
|
|
@ -946,13 +949,6 @@ void RasterizerOpenGL::SyncPrimitiveRestart() {
|
|||
state.primitive_restart.index = regs.primitive_restart.index;
|
||||
}
|
||||
|
||||
void RasterizerOpenGL::SyncDepthRange() {
|
||||
const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
|
||||
|
||||
state.depth.depth_range_near = regs.viewport->depth_range_near;
|
||||
state.depth.depth_range_far = regs.viewport->depth_range_far;
|
||||
}
|
||||
|
||||
void RasterizerOpenGL::SyncDepthTestState() {
|
||||
const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
|
||||
|
||||
|
|
@ -996,23 +992,44 @@ void RasterizerOpenGL::SyncStencilTestState() {
|
|||
void RasterizerOpenGL::SyncBlendState() {
|
||||
const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
|
||||
|
||||
// TODO(Subv): Support more than just render target 0.
|
||||
state.blend.enabled = regs.blend.enable[0] != 0;
|
||||
state.blend_color.red = regs.blend_color.r;
|
||||
state.blend_color.green = regs.blend_color.g;
|
||||
state.blend_color.blue = regs.blend_color.b;
|
||||
state.blend_color.alpha = regs.blend_color.a;
|
||||
|
||||
if (!state.blend.enabled)
|
||||
state.independant_blend.enabled = regs.independent_blend_enable;
|
||||
if (!state.independant_blend.enabled) {
|
||||
auto& blend = state.blend[0];
|
||||
blend.separate_alpha = regs.blend.separate_alpha;
|
||||
blend.rgb_equation = MaxwellToGL::BlendEquation(regs.blend.equation_rgb);
|
||||
blend.src_rgb_func = MaxwellToGL::BlendFunc(regs.blend.factor_source_rgb);
|
||||
blend.dst_rgb_func = MaxwellToGL::BlendFunc(regs.blend.factor_dest_rgb);
|
||||
if (blend.separate_alpha) {
|
||||
blend.a_equation = MaxwellToGL::BlendEquation(regs.blend.equation_a);
|
||||
blend.src_a_func = MaxwellToGL::BlendFunc(regs.blend.factor_source_a);
|
||||
blend.dst_a_func = MaxwellToGL::BlendFunc(regs.blend.factor_dest_a);
|
||||
}
|
||||
for (size_t i = 1; i < Tegra::Engines::Maxwell3D::Regs::NumRenderTargets; i++) {
|
||||
state.blend[i].enabled = false;
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
ASSERT_MSG(regs.logic_op.enable == 0,
|
||||
"Blending and logic op can't be enabled at the same time.");
|
||||
|
||||
ASSERT_MSG(regs.independent_blend_enable == 1, "Only independent blending is implemented");
|
||||
ASSERT_MSG(!regs.independent_blend[0].separate_alpha, "Unimplemented");
|
||||
state.blend.rgb_equation = MaxwellToGL::BlendEquation(regs.independent_blend[0].equation_rgb);
|
||||
state.blend.src_rgb_func = MaxwellToGL::BlendFunc(regs.independent_blend[0].factor_source_rgb);
|
||||
state.blend.dst_rgb_func = MaxwellToGL::BlendFunc(regs.independent_blend[0].factor_dest_rgb);
|
||||
state.blend.a_equation = MaxwellToGL::BlendEquation(regs.independent_blend[0].equation_a);
|
||||
state.blend.src_a_func = MaxwellToGL::BlendFunc(regs.independent_blend[0].factor_source_a);
|
||||
state.blend.dst_a_func = MaxwellToGL::BlendFunc(regs.independent_blend[0].factor_dest_a);
|
||||
for (size_t i = 0; i < Tegra::Engines::Maxwell3D::Regs::NumRenderTargets; i++) {
|
||||
auto& blend = state.blend[i];
|
||||
blend.enabled = regs.blend.enable[i] != 0;
|
||||
if (!blend.enabled)
|
||||
continue;
|
||||
blend.separate_alpha = regs.independent_blend[i].separate_alpha;
|
||||
blend.rgb_equation = MaxwellToGL::BlendEquation(regs.independent_blend[i].equation_rgb);
|
||||
blend.src_rgb_func = MaxwellToGL::BlendFunc(regs.independent_blend[i].factor_source_rgb);
|
||||
blend.dst_rgb_func = MaxwellToGL::BlendFunc(regs.independent_blend[i].factor_dest_rgb);
|
||||
if (blend.separate_alpha) {
|
||||
blend.a_equation = MaxwellToGL::BlendEquation(regs.independent_blend[i].equation_a);
|
||||
blend.src_a_func = MaxwellToGL::BlendFunc(regs.independent_blend[i].factor_source_a);
|
||||
blend.dst_a_func = MaxwellToGL::BlendFunc(regs.independent_blend[i].factor_dest_a);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void RasterizerOpenGL::SyncLogicOpState() {
|
||||
|
|
@ -1031,19 +1048,19 @@ void RasterizerOpenGL::SyncLogicOpState() {
|
|||
}
|
||||
|
||||
void RasterizerOpenGL::SyncScissorTest() {
|
||||
// TODO: what is the correct behavior here, a single scissor for all targets
|
||||
// or scissor disabled for the rest of the targets?
|
||||
const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs;
|
||||
|
||||
state.scissor.enabled = (regs.scissor_test.enable != 0);
|
||||
// TODO(Blinkhawk): Figure if the hardware supports scissor testing per viewport and how it's
|
||||
// implemented.
|
||||
if (regs.scissor_test.enable != 0) {
|
||||
const u32 width = regs.scissor_test.max_x - regs.scissor_test.min_x;
|
||||
const u32 height = regs.scissor_test.max_y - regs.scissor_test.min_y;
|
||||
state.scissor.x = regs.scissor_test.min_x;
|
||||
state.scissor.y = regs.scissor_test.min_y;
|
||||
state.scissor.width = width;
|
||||
state.scissor.height = height;
|
||||
if (regs.scissor_test.enable == 0) {
|
||||
return;
|
||||
}
|
||||
const u32 width = regs.scissor_test.max_x - regs.scissor_test.min_x;
|
||||
const u32 height = regs.scissor_test.max_y - regs.scissor_test.min_y;
|
||||
state.scissor.x = regs.scissor_test.min_x;
|
||||
state.scissor.y = regs.scissor_test.min_y;
|
||||
state.scissor.width = width;
|
||||
state.scissor.height = height;
|
||||
}
|
||||
|
||||
void RasterizerOpenGL::SyncTransformFeedback() {
|
||||
|
|
|
|||
|
|
@ -133,7 +133,7 @@ private:
|
|||
u32 SetupTextures(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, Shader& shader,
|
||||
GLenum primitive_mode, u32 current_unit);
|
||||
|
||||
/// Syncs the viewport to match the guest state
|
||||
/// Syncs the viewport and depth range to match the guest state
|
||||
void SyncViewport();
|
||||
|
||||
/// Syncs the clip enabled status to match the guest state
|
||||
|
|
@ -148,9 +148,6 @@ private:
|
|||
/// Syncs the primitve restart to match the guest state
|
||||
void SyncPrimitiveRestart();
|
||||
|
||||
/// Syncs the depth range to match the guest state
|
||||
void SyncDepthRange();
|
||||
|
||||
/// Syncs the depth test state to match the guest state
|
||||
void SyncDepthTestState();
|
||||
|
||||
|
|
|
|||
|
|
@ -22,8 +22,6 @@ OpenGLState::OpenGLState() {
|
|||
depth.test_enabled = false;
|
||||
depth.test_func = GL_LESS;
|
||||
depth.write_mask = GL_TRUE;
|
||||
depth.depth_range_near = 0.0f;
|
||||
depth.depth_range_far = 1.0f;
|
||||
|
||||
primitive_restart.enabled = false;
|
||||
primitive_restart.index = 0;
|
||||
|
|
@ -45,19 +43,33 @@ OpenGLState::OpenGLState() {
|
|||
};
|
||||
reset_stencil(stencil.front);
|
||||
reset_stencil(stencil.back);
|
||||
|
||||
blend.enabled = true;
|
||||
blend.rgb_equation = GL_FUNC_ADD;
|
||||
blend.a_equation = GL_FUNC_ADD;
|
||||
blend.src_rgb_func = GL_ONE;
|
||||
blend.dst_rgb_func = GL_ZERO;
|
||||
blend.src_a_func = GL_ONE;
|
||||
blend.dst_a_func = GL_ZERO;
|
||||
blend.color.red = 0.0f;
|
||||
blend.color.green = 0.0f;
|
||||
blend.color.blue = 0.0f;
|
||||
blend.color.alpha = 0.0f;
|
||||
|
||||
for (auto& item : viewports) {
|
||||
item.x = 0;
|
||||
item.y = 0;
|
||||
item.width = 0;
|
||||
item.height = 0;
|
||||
item.depth_range_near = 0.0f;
|
||||
item.depth_range_far = 1.0f;
|
||||
}
|
||||
scissor.enabled = false;
|
||||
scissor.x = 0;
|
||||
scissor.y = 0;
|
||||
scissor.width = 0;
|
||||
scissor.height = 0;
|
||||
for (auto& item : blend) {
|
||||
item.enabled = true;
|
||||
item.rgb_equation = GL_FUNC_ADD;
|
||||
item.a_equation = GL_FUNC_ADD;
|
||||
item.src_rgb_func = GL_ONE;
|
||||
item.dst_rgb_func = GL_ZERO;
|
||||
item.src_a_func = GL_ONE;
|
||||
item.dst_a_func = GL_ZERO;
|
||||
}
|
||||
independant_blend.enabled = false;
|
||||
blend_color.red = 0.0f;
|
||||
blend_color.green = 0.0f;
|
||||
blend_color.blue = 0.0f;
|
||||
blend_color.alpha = 0.0f;
|
||||
logic_op.enabled = false;
|
||||
logic_op.operation = GL_COPY;
|
||||
|
||||
|
|
@ -73,17 +85,6 @@ OpenGLState::OpenGLState() {
|
|||
draw.shader_program = 0;
|
||||
draw.program_pipeline = 0;
|
||||
|
||||
scissor.enabled = false;
|
||||
scissor.x = 0;
|
||||
scissor.y = 0;
|
||||
scissor.width = 0;
|
||||
scissor.height = 0;
|
||||
|
||||
viewport.x = 0;
|
||||
viewport.y = 0;
|
||||
viewport.width = 0;
|
||||
viewport.height = 0;
|
||||
|
||||
clip_distance = {};
|
||||
|
||||
point.size = 1;
|
||||
|
|
@ -152,11 +153,6 @@ void OpenGLState::ApplyDepth() const {
|
|||
if (depth.write_mask != cur_state.depth.write_mask) {
|
||||
glDepthMask(depth.write_mask);
|
||||
}
|
||||
// Depth range
|
||||
if (depth.depth_range_near != cur_state.depth.depth_range_near ||
|
||||
depth.depth_range_far != cur_state.depth.depth_range_far) {
|
||||
glDepthRange(depth.depth_range_near, depth.depth_range_far);
|
||||
}
|
||||
}
|
||||
|
||||
void OpenGLState::ApplyPrimitiveRestart() const {
|
||||
|
|
@ -208,7 +204,7 @@ void OpenGLState::ApplyStencilTest() const {
|
|||
}
|
||||
}
|
||||
|
||||
void OpenGLState::ApplyScissorTest() const {
|
||||
void OpenGLState::ApplyScissor() const {
|
||||
const bool scissor_changed = scissor.enabled != cur_state.scissor.enabled;
|
||||
if (scissor_changed) {
|
||||
if (scissor.enabled) {
|
||||
|
|
@ -217,51 +213,141 @@ void OpenGLState::ApplyScissorTest() const {
|
|||
glDisable(GL_SCISSOR_TEST);
|
||||
}
|
||||
}
|
||||
if (scissor_changed || scissor_changed || scissor.x != cur_state.scissor.x ||
|
||||
scissor.y != cur_state.scissor.y || scissor.width != cur_state.scissor.width ||
|
||||
scissor.height != cur_state.scissor.height) {
|
||||
if (scissor.enabled &&
|
||||
(scissor_changed || scissor.x != cur_state.scissor.x || scissor.y != cur_state.scissor.y ||
|
||||
scissor.width != cur_state.scissor.width || scissor.height != cur_state.scissor.height)) {
|
||||
glScissor(scissor.x, scissor.y, scissor.width, scissor.height);
|
||||
}
|
||||
}
|
||||
|
||||
void OpenGLState::ApplyBlending() const {
|
||||
const bool blend_changed = blend.enabled != cur_state.blend.enabled;
|
||||
void OpenGLState::ApplyViewport() const {
|
||||
if (GLAD_GL_ARB_viewport_array) {
|
||||
for (GLuint i = 0;
|
||||
i < static_cast<GLuint>(Tegra::Engines::Maxwell3D::Regs::NumRenderTargets); i++) {
|
||||
const auto& current = cur_state.viewports[i];
|
||||
const auto& updated = viewports[i];
|
||||
if (updated.x != current.x || updated.y != current.y ||
|
||||
updated.width != current.width || updated.height != current.height) {
|
||||
glViewportIndexedf(i, updated.x, updated.y, updated.width, updated.height);
|
||||
}
|
||||
if (updated.depth_range_near != current.depth_range_near ||
|
||||
updated.depth_range_far != current.depth_range_far) {
|
||||
glDepthRangeIndexed(i, updated.depth_range_near, updated.depth_range_far);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
const auto& current = cur_state.viewports[0];
|
||||
const auto& updated = viewports[0];
|
||||
if (updated.x != current.x || updated.y != current.y || updated.width != current.width ||
|
||||
updated.height != current.height) {
|
||||
glViewport(updated.x, updated.y, updated.width, updated.height);
|
||||
}
|
||||
if (updated.depth_range_near != current.depth_range_near ||
|
||||
updated.depth_range_far != current.depth_range_far) {
|
||||
glDepthRange(updated.depth_range_near, updated.depth_range_far);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void OpenGLState::ApplyGlobalBlending() const {
|
||||
const Blend& current = cur_state.blend[0];
|
||||
const Blend& updated = blend[0];
|
||||
const bool blend_changed = updated.enabled != current.enabled;
|
||||
if (blend_changed) {
|
||||
if (blend.enabled) {
|
||||
ASSERT(!logic_op.enabled);
|
||||
if (updated.enabled) {
|
||||
glEnable(GL_BLEND);
|
||||
} else {
|
||||
glDisable(GL_BLEND);
|
||||
}
|
||||
}
|
||||
if (blend.enabled) {
|
||||
if (blend_changed || blend.color.red != cur_state.blend.color.red ||
|
||||
blend.color.green != cur_state.blend.color.green ||
|
||||
blend.color.blue != cur_state.blend.color.blue ||
|
||||
blend.color.alpha != cur_state.blend.color.alpha) {
|
||||
glBlendColor(blend.color.red, blend.color.green, blend.color.blue, blend.color.alpha);
|
||||
if (!updated.enabled) {
|
||||
return;
|
||||
}
|
||||
if (updated.separate_alpha) {
|
||||
if (blend_changed || updated.src_rgb_func != current.src_rgb_func ||
|
||||
updated.dst_rgb_func != current.dst_rgb_func ||
|
||||
updated.src_a_func != current.src_a_func || updated.dst_a_func != current.dst_a_func) {
|
||||
glBlendFuncSeparate(updated.src_rgb_func, updated.dst_rgb_func, updated.src_a_func,
|
||||
updated.dst_a_func);
|
||||
}
|
||||
|
||||
if (blend_changed || blend.src_rgb_func != cur_state.blend.src_rgb_func ||
|
||||
blend.dst_rgb_func != cur_state.blend.dst_rgb_func ||
|
||||
blend.src_a_func != cur_state.blend.src_a_func ||
|
||||
blend.dst_a_func != cur_state.blend.dst_a_func) {
|
||||
glBlendFuncSeparate(blend.src_rgb_func, blend.dst_rgb_func, blend.src_a_func,
|
||||
blend.dst_a_func);
|
||||
if (blend_changed || updated.rgb_equation != current.rgb_equation ||
|
||||
updated.a_equation != current.a_equation) {
|
||||
glBlendEquationSeparate(updated.rgb_equation, updated.a_equation);
|
||||
}
|
||||
} else {
|
||||
if (blend_changed || updated.src_rgb_func != current.src_rgb_func ||
|
||||
updated.dst_rgb_func != current.dst_rgb_func) {
|
||||
glBlendFunc(updated.src_rgb_func, updated.dst_rgb_func);
|
||||
}
|
||||
|
||||
if (blend_changed || blend.rgb_equation != cur_state.blend.rgb_equation ||
|
||||
blend.a_equation != cur_state.blend.a_equation) {
|
||||
glBlendEquationSeparate(blend.rgb_equation, blend.a_equation);
|
||||
if (blend_changed || updated.rgb_equation != current.rgb_equation) {
|
||||
glBlendEquation(updated.rgb_equation);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void OpenGLState::ApplyTargetBlending(int target, bool force) const {
|
||||
const Blend& updated = blend[target];
|
||||
const Blend& current = cur_state.blend[target];
|
||||
const bool blend_changed = updated.enabled != current.enabled || force;
|
||||
if (blend_changed) {
|
||||
if (updated.enabled) {
|
||||
glEnablei(GL_BLEND, static_cast<GLuint>(target));
|
||||
} else {
|
||||
glDisablei(GL_BLEND, static_cast<GLuint>(target));
|
||||
}
|
||||
}
|
||||
if (!updated.enabled) {
|
||||
return;
|
||||
}
|
||||
if (updated.separate_alpha) {
|
||||
if (blend_changed || updated.src_rgb_func != current.src_rgb_func ||
|
||||
updated.dst_rgb_func != current.dst_rgb_func ||
|
||||
updated.src_a_func != current.src_a_func || updated.dst_a_func != current.dst_a_func) {
|
||||
glBlendFuncSeparateiARB(static_cast<GLuint>(target), updated.src_rgb_func,
|
||||
updated.dst_rgb_func, updated.src_a_func, updated.dst_a_func);
|
||||
}
|
||||
|
||||
if (blend_changed || updated.rgb_equation != current.rgb_equation ||
|
||||
updated.a_equation != current.a_equation) {
|
||||
glBlendEquationSeparateiARB(static_cast<GLuint>(target), updated.rgb_equation,
|
||||
updated.a_equation);
|
||||
}
|
||||
} else {
|
||||
if (blend_changed || updated.src_rgb_func != current.src_rgb_func ||
|
||||
updated.dst_rgb_func != current.dst_rgb_func) {
|
||||
glBlendFunciARB(static_cast<GLuint>(target), updated.src_rgb_func,
|
||||
updated.dst_rgb_func);
|
||||
}
|
||||
|
||||
if (blend_changed || updated.rgb_equation != current.rgb_equation) {
|
||||
glBlendEquationiARB(static_cast<GLuint>(target), updated.rgb_equation);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void OpenGLState::ApplyBlending() const {
|
||||
if (independant_blend.enabled) {
|
||||
for (size_t i = 0; i < Tegra::Engines::Maxwell3D::Regs::NumRenderTargets; i++) {
|
||||
ApplyTargetBlending(i,
|
||||
independant_blend.enabled != cur_state.independant_blend.enabled);
|
||||
}
|
||||
} else {
|
||||
ApplyGlobalBlending();
|
||||
}
|
||||
if (blend_color.red != cur_state.blend_color.red ||
|
||||
blend_color.green != cur_state.blend_color.green ||
|
||||
blend_color.blue != cur_state.blend_color.blue ||
|
||||
blend_color.alpha != cur_state.blend_color.alpha) {
|
||||
glBlendColor(blend_color.red, blend_color.green, blend_color.blue, blend_color.alpha);
|
||||
}
|
||||
}
|
||||
|
||||
void OpenGLState::ApplyLogicOp() const {
|
||||
const bool logic_op_changed = logic_op.enabled != cur_state.logic_op.enabled;
|
||||
if (logic_op_changed) {
|
||||
if (logic_op.enabled) {
|
||||
ASSERT(!blend.enabled);
|
||||
glEnable(GL_COLOR_LOGIC_OP);
|
||||
} else {
|
||||
glDisable(GL_COLOR_LOGIC_OP);
|
||||
|
|
@ -348,12 +434,6 @@ void OpenGLState::Apply() const {
|
|||
if (draw.program_pipeline != cur_state.draw.program_pipeline) {
|
||||
glBindProgramPipeline(draw.program_pipeline);
|
||||
}
|
||||
// Viewport
|
||||
if (viewport.x != cur_state.viewport.x || viewport.y != cur_state.viewport.y ||
|
||||
viewport.width != cur_state.viewport.width ||
|
||||
viewport.height != cur_state.viewport.height) {
|
||||
glViewport(viewport.x, viewport.y, viewport.width, viewport.height);
|
||||
}
|
||||
// Clip distance
|
||||
for (std::size_t i = 0; i < clip_distance.size(); ++i) {
|
||||
if (clip_distance[i] != cur_state.clip_distance[i]) {
|
||||
|
|
@ -376,7 +456,8 @@ void OpenGLState::Apply() const {
|
|||
if (point.size != cur_state.point.size) {
|
||||
glPointSize(point.size);
|
||||
}
|
||||
ApplyScissorTest();
|
||||
ApplyViewport();
|
||||
ApplyScissor();
|
||||
ApplyStencilTest();
|
||||
ApplySRgb();
|
||||
ApplyCulling();
|
||||
|
|
|
|||
|
|
@ -46,11 +46,9 @@ public:
|
|||
} cull;
|
||||
|
||||
struct {
|
||||
bool test_enabled; // GL_DEPTH_TEST
|
||||
GLenum test_func; // GL_DEPTH_FUNC
|
||||
GLboolean write_mask; // GL_DEPTH_WRITEMASK
|
||||
GLfloat depth_range_near; // GL_DEPTH_RANGE
|
||||
GLfloat depth_range_far; // GL_DEPTH_RANGE
|
||||
bool test_enabled; // GL_DEPTH_TEST
|
||||
GLenum test_func; // GL_DEPTH_FUNC
|
||||
GLboolean write_mask; // GL_DEPTH_WRITEMASK
|
||||
} depth;
|
||||
|
||||
struct {
|
||||
|
|
@ -78,22 +76,28 @@ public:
|
|||
} front, back;
|
||||
} stencil;
|
||||
|
||||
struct {
|
||||
struct Blend {
|
||||
bool enabled; // GL_BLEND
|
||||
bool separate_alpha; // Independent blend enabled
|
||||
GLenum rgb_equation; // GL_BLEND_EQUATION_RGB
|
||||
GLenum a_equation; // GL_BLEND_EQUATION_ALPHA
|
||||
GLenum src_rgb_func; // GL_BLEND_SRC_RGB
|
||||
GLenum dst_rgb_func; // GL_BLEND_DST_RGB
|
||||
GLenum src_a_func; // GL_BLEND_SRC_ALPHA
|
||||
GLenum dst_a_func; // GL_BLEND_DST_ALPHA
|
||||
};
|
||||
std::array<Blend, Tegra::Engines::Maxwell3D::Regs::NumRenderTargets> blend;
|
||||
|
||||
struct {
|
||||
GLclampf red;
|
||||
GLclampf green;
|
||||
GLclampf blue;
|
||||
GLclampf alpha;
|
||||
} color; // GL_BLEND_COLOR
|
||||
} blend;
|
||||
struct {
|
||||
bool enabled;
|
||||
} independant_blend;
|
||||
|
||||
struct {
|
||||
GLclampf red;
|
||||
GLclampf green;
|
||||
GLclampf blue;
|
||||
GLclampf alpha;
|
||||
} blend_color; // GL_BLEND_COLOR
|
||||
|
||||
struct {
|
||||
bool enabled; // GL_LOGIC_OP_MODE
|
||||
|
|
@ -138,6 +142,16 @@ public:
|
|||
GLuint program_pipeline; // GL_PROGRAM_PIPELINE_BINDING
|
||||
} draw;
|
||||
|
||||
struct viewport {
|
||||
GLfloat x;
|
||||
GLfloat y;
|
||||
GLfloat width;
|
||||
GLfloat height;
|
||||
GLfloat depth_range_near; // GL_DEPTH_RANGE
|
||||
GLfloat depth_range_far; // GL_DEPTH_RANGE
|
||||
};
|
||||
std::array<viewport, Tegra::Engines::Maxwell3D::Regs::NumRenderTargets> viewports;
|
||||
|
||||
struct {
|
||||
bool enabled; // GL_SCISSOR_TEST
|
||||
GLint x;
|
||||
|
|
@ -146,13 +160,6 @@ public:
|
|||
GLsizei height;
|
||||
} scissor;
|
||||
|
||||
struct {
|
||||
GLint x;
|
||||
GLint y;
|
||||
GLsizei width;
|
||||
GLsizei height;
|
||||
} viewport;
|
||||
|
||||
struct {
|
||||
float size; // GL_POINT_SIZE
|
||||
} point;
|
||||
|
|
@ -194,11 +201,14 @@ private:
|
|||
void ApplyDepth() const;
|
||||
void ApplyPrimitiveRestart() const;
|
||||
void ApplyStencilTest() const;
|
||||
void ApplyScissorTest() const;
|
||||
void ApplyViewport() const;
|
||||
void ApplyTargetBlending(int target, bool force) const;
|
||||
void ApplyGlobalBlending() const;
|
||||
void ApplyBlending() const;
|
||||
void ApplyLogicOp() const;
|
||||
void ApplyTextures() const;
|
||||
void ApplySamplers() const;
|
||||
void ApplyScissor() const;
|
||||
};
|
||||
|
||||
} // namespace OpenGL
|
||||
|
|
|
|||
Loading…
Reference in a new issue