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-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.cpp107
1 files changed, 79 insertions, 28 deletions
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp
index 716d43e65..55e79aaf6 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -54,6 +54,12 @@ MICROPROFILE_DEFINE(OpenGL_PrimitiveAssembly, "OpenGL", "Prim Asmbl", MP_RGB(255
namespace {
+constexpr std::size_t NUM_CONST_BUFFERS_PER_STAGE = 18;
+constexpr std::size_t NUM_CONST_BUFFERS_BYTES_PER_STAGE =
+ NUM_CONST_BUFFERS_PER_STAGE * Maxwell::MaxConstBufferSize;
+constexpr std::size_t TOTAL_CONST_BUFFER_BYTES =
+ NUM_CONST_BUFFERS_BYTES_PER_STAGE * Maxwell::MaxShaderStage;
+
constexpr std::size_t NumSupportedVertexAttributes = 16;
template <typename Engine, typename Entry>
@@ -104,6 +110,9 @@ RasterizerOpenGL::RasterizerOpenGL(Core::System& system, Core::Frontend::EmuWind
screen_info{info}, program_manager{program_manager}, state_tracker{state_tracker} {
CheckExtensions();
+ unified_uniform_buffer.Create();
+ glNamedBufferStorage(unified_uniform_buffer.handle, TOTAL_CONST_BUFFER_BYTES, nullptr, 0);
+
if (device.UseAssemblyShaders()) {
glCreateBuffers(static_cast<GLsizei>(staging_cbufs.size()), staging_cbufs.data());
for (const GLuint cbuf : staging_cbufs) {
@@ -655,10 +664,6 @@ void RasterizerOpenGL::Draw(bool is_indexed, bool is_instanced) {
}
void RasterizerOpenGL::DispatchCompute(GPUVAddr code_addr) {
- if (device.HasBrokenCompute()) {
- return;
- }
-
buffer_cache.Acquire();
current_cbuf = 0;
@@ -846,34 +851,56 @@ void RasterizerOpenGL::SetupDrawConstBuffers(std::size_t stage_index, const Shad
MICROPROFILE_SCOPE(OpenGL_UBO);
const auto& stages = system.GPU().Maxwell3D().state.shader_stages;
const auto& shader_stage = stages[stage_index];
+ const auto& entries = shader->GetEntries();
+ const bool use_unified = entries.use_unified_uniforms;
+ const std::size_t base_unified_offset = stage_index * NUM_CONST_BUFFERS_BYTES_PER_STAGE;
- u32 binding =
- device.UseAssemblyShaders() ? 0 : device.GetBaseBindings(stage_index).uniform_buffer;
- for (const auto& entry : shader->GetEntries().const_buffers) {
- const auto& buffer = shader_stage.const_buffers[entry.GetIndex()];
- SetupConstBuffer(PARAMETER_LUT[stage_index], binding++, buffer, entry);
+ const auto base_bindings = device.GetBaseBindings(stage_index);
+ u32 binding = device.UseAssemblyShaders() ? 0 : base_bindings.uniform_buffer;
+ for (const auto& entry : entries.const_buffers) {
+ const u32 index = entry.GetIndex();
+ const auto& buffer = shader_stage.const_buffers[index];
+ SetupConstBuffer(PARAMETER_LUT[stage_index], binding, buffer, entry, use_unified,
+ base_unified_offset + index * Maxwell::MaxConstBufferSize);
+ ++binding;
+ }
+ if (use_unified) {
+ const u32 index = static_cast<u32>(base_bindings.shader_storage_buffer +
+ entries.global_memory_entries.size());
+ glBindBufferRange(GL_SHADER_STORAGE_BUFFER, index, unified_uniform_buffer.handle,
+ base_unified_offset, NUM_CONST_BUFFERS_BYTES_PER_STAGE);
}
}
void RasterizerOpenGL::SetupComputeConstBuffers(const Shader& kernel) {
MICROPROFILE_SCOPE(OpenGL_UBO);
const auto& launch_desc = system.GPU().KeplerCompute().launch_description;
+ const auto& entries = kernel->GetEntries();
+ const bool use_unified = entries.use_unified_uniforms;
u32 binding = 0;
- for (const auto& entry : kernel->GetEntries().const_buffers) {
+ for (const auto& entry : entries.const_buffers) {
const auto& config = launch_desc.const_buffer_config[entry.GetIndex()];
const std::bitset<8> mask = launch_desc.const_buffer_enable_mask.Value();
Tegra::Engines::ConstBufferInfo buffer;
buffer.address = config.Address();
buffer.size = config.size;
buffer.enabled = mask[entry.GetIndex()];
- SetupConstBuffer(GL_COMPUTE_PROGRAM_PARAMETER_BUFFER_NV, binding++, buffer, entry);
+ SetupConstBuffer(GL_COMPUTE_PROGRAM_PARAMETER_BUFFER_NV, binding, buffer, entry,
+ use_unified, entry.GetIndex() * Maxwell::MaxConstBufferSize);
+ ++binding;
+ }
+ if (use_unified) {
+ const GLuint index = static_cast<GLuint>(entries.global_memory_entries.size());
+ glBindBufferRange(GL_SHADER_STORAGE_BUFFER, index, unified_uniform_buffer.handle, 0,
+ NUM_CONST_BUFFERS_BYTES_PER_STAGE);
}
}
void RasterizerOpenGL::SetupConstBuffer(GLenum stage, u32 binding,
const Tegra::Engines::ConstBufferInfo& buffer,
- const ConstBufferEntry& entry) {
+ const ConstBufferEntry& entry, bool use_unified,
+ std::size_t unified_offset) {
if (!buffer.enabled) {
// Set values to zero to unbind buffers
if (device.UseAssemblyShaders()) {
@@ -889,20 +916,29 @@ void RasterizerOpenGL::SetupConstBuffer(GLenum stage, u32 binding,
// UBO alignment requirements.
const std::size_t size = Common::AlignUp(GetConstBufferSize(buffer, entry), sizeof(GLvec4));
- const auto alignment = device.GetUniformBufferAlignment();
- auto [cbuf, offset] = buffer_cache.UploadMemory(buffer.address, size, alignment, false,
- device.HasFastBufferSubData());
- if (!device.UseAssemblyShaders()) {
- glBindBufferRange(GL_UNIFORM_BUFFER, binding, cbuf, offset, size);
+ const bool fast_upload = !use_unified && device.HasFastBufferSubData();
+
+ const std::size_t alignment = use_unified ? 4 : device.GetUniformBufferAlignment();
+ const GPUVAddr gpu_addr = buffer.address;
+ auto [cbuf, offset] = buffer_cache.UploadMemory(gpu_addr, size, alignment, false, fast_upload);
+
+ if (device.UseAssemblyShaders()) {
+ UNIMPLEMENTED_IF(use_unified);
+ if (offset != 0) {
+ const GLuint staging_cbuf = staging_cbufs[current_cbuf++];
+ glCopyNamedBufferSubData(cbuf, staging_cbuf, offset, 0, size);
+ cbuf = staging_cbuf;
+ offset = 0;
+ }
+ glBindBufferRangeNV(stage, binding, cbuf, offset, size);
return;
}
- if (offset != 0) {
- const GLuint staging_cbuf = staging_cbufs[current_cbuf++];
- glCopyNamedBufferSubData(cbuf, staging_cbuf, offset, 0, size);
- cbuf = staging_cbuf;
- offset = 0;
+
+ if (use_unified) {
+ glCopyNamedBufferSubData(cbuf, unified_uniform_buffer.handle, offset, unified_offset, size);
+ } else {
+ glBindBufferRange(GL_UNIFORM_BUFFER, binding, cbuf, offset, size);
}
- glBindBufferRangeNV(stage, binding, cbuf, offset, size);
}
void RasterizerOpenGL::SetupDrawGlobalMemory(std::size_t stage_index, const Shader& shader) {
@@ -1024,6 +1060,26 @@ void RasterizerOpenGL::SyncViewport() {
const auto& regs = gpu.regs;
const bool dirty_viewport = flags[Dirty::Viewports];
+ const bool dirty_clip_control = flags[Dirty::ClipControl];
+
+ if (dirty_clip_control || flags[Dirty::FrontFace]) {
+ flags[Dirty::FrontFace] = false;
+
+ GLenum mode = MaxwellToGL::FrontFace(regs.front_face);
+ if (regs.screen_y_control.triangle_rast_flip != 0 &&
+ regs.viewport_transform[0].scale_y < 0.0f) {
+ switch (mode) {
+ case GL_CW:
+ mode = GL_CCW;
+ break;
+ case GL_CCW:
+ mode = GL_CW;
+ break;
+ }
+ }
+ glFrontFace(mode);
+ }
+
if (dirty_viewport || flags[Dirty::ClipControl]) {
flags[Dirty::ClipControl] = false;
@@ -1121,11 +1177,6 @@ void RasterizerOpenGL::SyncCullMode() {
glDisable(GL_CULL_FACE);
}
}
-
- if (flags[Dirty::FrontFace]) {
- flags[Dirty::FrontFace] = false;
- glFrontFace(MaxwellToGL::FrontFace(regs.front_face));
- }
}
void RasterizerOpenGL::SyncPrimitiveRestart() {
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-18 15:41:06 +0200