gl_state_tracker: Implement dirty flags for clip distances and shaders

This commit is contained in:
ReinUsesLisp 2019-12-29 02:03:05 -03:00
parent 758ad3f75d
commit f7ec078592
7 changed files with 43 additions and 14 deletions

View file

@ -232,8 +232,7 @@ GLintptr RasterizerOpenGL::SetupIndexBuffer() {
void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) {
MICROPROFILE_SCOPE(OpenGL_Shader);
auto& gpu = system.GPU().Maxwell3D();
std::array<bool, Maxwell::NumClipDistances> clip_distances{};
u32 clip_distances = 0;
for (std::size_t index = 0; index < Maxwell::MaxShaderProgram; ++index) {
const auto& shader_config = gpu.regs.shader_config[index];
@ -294,9 +293,7 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) {
// When a clip distance is enabled but not set in the shader it crops parts of the screen
// (sometimes it's half the screen, sometimes three quarters). To avoid this, enable the
// clip distances only when it's written by a shader stage.
for (std::size_t i = 0; i < Maxwell::NumClipDistances; ++i) {
clip_distances[i] = clip_distances[i] || shader->GetShaderEntries().clip_distances[i];
}
clip_distances |= shader->GetShaderEntries().clip_distances;
// When VertexA is enabled, we have dual vertex shaders
if (program == Maxwell::ShaderProgram::VertexA) {
@ -306,6 +303,7 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) {
}
SyncClipEnabled(clip_distances);
gpu.dirty.flags[Dirty::Shaders] = false;
}
std::size_t RasterizerOpenGL::CalculateVertexArraysSize() const {
@ -972,12 +970,22 @@ void RasterizerOpenGL::SyncDepthClamp() {
oglEnable(GL_DEPTH_CLAMP, state.depth_clamp_far || state.depth_clamp_near);
}
void RasterizerOpenGL::SyncClipEnabled(
const std::array<bool, Maxwell::Regs::NumClipDistances>& clip_mask) {
const auto& regs = system.GPU().Maxwell3D().regs;
void RasterizerOpenGL::SyncClipEnabled(u32 clip_mask) {
auto& gpu = system.GPU().Maxwell3D();
auto& flags = gpu.dirty.flags;
if (!flags[Dirty::ClipDistances] && !flags[Dirty::Shaders]) {
return;
}
flags[Dirty::ClipDistances] = false;
clip_mask &= gpu.regs.clip_distance_enabled;
if (clip_mask == last_clip_distance_mask) {
return;
}
last_clip_distance_mask = clip_mask;
for (std::size_t i = 0; i < Maxwell::Regs::NumClipDistances; ++i) {
oglEnable(static_cast<GLenum>(GL_CLIP_DISTANCE0 + i),
clip_mask[i] && ((regs.clip_distance_enabled >> i) & 1));
oglEnable(static_cast<GLenum>(GL_CLIP_DISTANCE0 + i), (clip_mask >> i) & 1);
}
}

View file

@ -137,8 +137,7 @@ private:
void SyncDepthClamp();
/// Syncs the clip enabled status to match the guest state
void SyncClipEnabled(
const std::array<bool, Tegra::Engines::Maxwell3D::Regs::NumClipDistances>& clip_mask);
void SyncClipEnabled(u32 clip_mask);
/// Syncs the clip coefficients to match the guest state
void SyncClipCoef();
@ -230,6 +229,8 @@ private:
/// Number of commands queued to the OpenGL driver. Reseted on flush.
std::size_t num_queued_commands = 0;
u32 last_clip_distance_mask = 0;
};
} // namespace OpenGL

View file

@ -22,6 +22,7 @@
#include "video_core/renderer_opengl/gl_shader_cache.h"
#include "video_core/renderer_opengl/gl_shader_decompiler.h"
#include "video_core/renderer_opengl/gl_shader_disk_cache.h"
#include "video_core/renderer_opengl/gl_state_tracker.h"
#include "video_core/renderer_opengl/utils.h"
#include "video_core/shader/shader_ir.h"
@ -623,6 +624,10 @@ bool ShaderCacheOpenGL::GenerateUnspecializedShaders(
}
Shader ShaderCacheOpenGL::GetStageProgram(Maxwell::ShaderProgram program) {
if (!system.GPU().Maxwell3D().dirty.flags[Dirty::Shaders]) {
return last_shaders[static_cast<std::size_t>(program)];
}
auto& memory_manager{system.GPU().MemoryManager()};
const GPUVAddr address{GetShaderAddress(system, program)};

View file

@ -2547,7 +2547,10 @@ ShaderEntries GetEntries(const VideoCommon::Shader::ShaderIR& ir) {
for (const auto& image : ir.GetImages()) {
entries.images.emplace_back(image);
}
entries.clip_distances = ir.GetClipDistances();
const auto clip_distances = ir.GetClipDistances();
for (std::size_t i = 0; i < std::size(clip_distances); ++i) {
entries.clip_distances = (clip_distances[i] ? 1U : 0U) << i;
}
entries.shader_length = ir.GetLength();
return entries;
}

View file

@ -74,7 +74,7 @@ struct ShaderEntries {
std::vector<GlobalMemoryEntry> global_memory_entries;
std::vector<SamplerEntry> samplers;
std::vector<ImageEntry> images;
std::array<bool, Maxwell::NumClipDistances> clip_distances{};
u32 clip_distances{};
std::size_t shader_length{};
};

View file

@ -124,6 +124,15 @@ void SetupDirtyScissors(Tables& tables) {
FillBlock(tables[1], OFF(scissor_test), NUM(scissor_test), Scissors);
}
void SetupDirtyShaders(Tables& tables) {
FillBlock(tables[0], OFF(shader_config[0]), NUM(shader_config[0]) * Regs::MaxShaderProgram,
Shaders);
}
void SetupDirtyMisc(Tables& tables) {
tables[0][OFF(clip_distance_enabled)] = ClipDistances;
}
} // Anonymous namespace
StateTracker::StateTracker(Core::System& system) : system{system} {}
@ -137,6 +146,8 @@ void StateTracker::Initialize() {
SetupDirtyScissors(tables);
SetupDirtyVertexArrays(tables);
SetupDirtyVertexFormat(tables);
SetupDirtyShaders(tables);
SetupDirtyMisc(tables);
auto& store = dirty.on_write_stores;
store[RenderTargets] = true;

View file

@ -48,6 +48,7 @@ enum : u8 {
ColorMask7 = ColorMask0 + 7,
Shaders,
ClipDistances,
CullTestEnable,
FrontFace,
CullFace,