gl_state_tracker: Implement dirty flags for viewports

This commit is contained in:
ReinUsesLisp 2019-12-28 22:12:12 -03:00
parent dacf83ac02
commit 7f52efdf61
4 changed files with 54 additions and 9 deletions

View File

@ -906,13 +906,30 @@ void RasterizerOpenGL::SetupImage(u32 binding, const Tegra::Texture::TICEntry& t
}
void RasterizerOpenGL::SyncViewport() {
const auto& regs = system.GPU().Maxwell3D().regs;
auto& gpu = system.GPU().Maxwell3D();
auto& flags = gpu.dirty.flags;
const auto& regs = gpu.regs;
if (flags[Dirty::Viewports]) {
flags[Dirty::Viewports] = false;
const bool force = flags[Dirty::ViewportTransform];
flags[Dirty::ViewportTransform] = false;
for (std::size_t i = 0; i < Maxwell::NumViewports; ++i) {
const auto& src = regs.viewports[i];
if (!force && !flags[Dirty::Viewport0 + i]) {
continue;
}
flags[Dirty::Viewport0 + i] = false;
const Common::Rectangle<f32> rect{regs.viewport_transform[i].GetRect()};
glViewportIndexedf(static_cast<GLuint>(i), rect.left, rect.bottom, rect.GetWidth(),
rect.GetHeight());
glDepthRangef(src.depth_range_near, src.depth_range_far);
const auto& src = regs.viewports[i];
glDepthRangeIndexed(static_cast<GLuint>(i), static_cast<GLdouble>(src.depth_range_near),
static_cast<GLdouble>(src.depth_range_far));
}
}
bool flip_y = false;

View File

@ -61,6 +61,22 @@ void SetupDirtyRenderTargets(Tables& tables) {
}
}
void SetupDirtyViewports(Tables& tables) {
for (std::size_t i = 0; i < Regs::NumViewports; ++i) {
const std::size_t transf_offset = OFF(viewport_transform) + i * NUM(viewport_transform[0]);
const std::size_t viewport_offset = OFF(viewports) + i * NUM(viewports[0]);
FillBlock(tables[0], transf_offset, NUM(viewport_transform[0]), Viewport0 + i);
FillBlock(tables[0], viewport_offset, NUM(viewports[0]), Viewport0 + i);
}
FillBlock(tables[1], OFF(viewport_transform), NUM(viewport_transform), Viewports);
FillBlock(tables[1], OFF(viewports), NUM(viewports), Viewports);
tables[0][OFF(viewport_transform_enabled)] = ViewportTransform;
tables[1][OFF(viewport_transform_enabled)] = Viewports;
}
} // Anonymous namespace
StateTracker::StateTracker(Core::System& system) : system{system} {}
@ -80,6 +96,7 @@ void StateTracker::Initialize() {
auto& tables = dirty.tables;
SetupDirtyRenderTargets(tables);
SetupDirtyViewports(tables);
}
} // namespace OpenGL

View File

@ -23,6 +23,7 @@ enum : u8 {
VertexInstances,
Shaders,
Viewports,
ViewportTransform,
CullTestEnable,
FrontFace,
CullFace,
@ -33,7 +34,8 @@ enum : u8 {
BlendState,
PolygonOffset,
VertexBuffer0 = PolygonOffset + 8,
Viewport0,
VertexBuffer0 = Viewport0 + 16,
VertexInstance0 = VertexBuffer0 + 32,
};
}
@ -44,6 +46,12 @@ public:
void Initialize();
void NotifyViewport0() {
auto& flags = system.GPU().Maxwell3D().dirty.flags;
flags[OpenGL::Dirty::Viewports] = true;
flags[OpenGL::Dirty::Viewport0] = true;
}
void NotifyFramebuffer() {
auto& flags = system.GPU().Maxwell3D().dirty.flags;
flags[VideoCommon::Dirty::RenderTargets] = true;

View File

@ -576,6 +576,7 @@ void RendererOpenGL::DrawScreen(const Layout::FramebufferLayout& layout) {
glNamedBufferSubData(vertex_buffer.handle, 0, sizeof(vertices), std::data(vertices));
// TODO: Signal state tracker about these changes
state_tracker.NotifyViewport0();
state_tracker.NotifyFramebuffer();
program_manager.UseVertexShader(vertex_program.handle);
@ -601,7 +602,9 @@ void RendererOpenGL::DrawScreen(const Layout::FramebufferLayout& layout) {
glFrontFace(GL_CW);
glColorMaski(0, GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
glClipControl(GL_LOWER_LEFT, GL_ZERO_TO_ONE);
glViewport(0, 0, layout.width, layout.height);
glViewportIndexedf(0, 0.0f, 0.0f, static_cast<GLfloat>(layout.width),
static_cast<GLfloat>(layout.height));
glDepthRangeIndexed(0, 0.0, 0.0);
glVertexAttribFormat(PositionLocation, 2, GL_FLOAT, GL_FALSE,
offsetof(ScreenRectVertex, position));