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-rw-r--r--src/video_core/macro/macro_hle.cpp7
-rw-r--r--src/video_core/rasterizer_interface.h8
-rw-r--r--src/video_core/renderer_opengl/gl_buffer_cache.cpp11
-rw-r--r--src/video_core/renderer_opengl/gl_buffer_cache.h5
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.cpp11
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.h6
-rw-r--r--src/video_core/renderer_opengl/gl_resource_manager.cpp17
-rw-r--r--src/video_core/renderer_opengl/gl_resource_manager.h27
8 files changed, 90 insertions, 2 deletions
diff --git a/src/video_core/macro/macro_hle.cpp b/src/video_core/macro/macro_hle.cpp
index 046c8085e..46e853e04 100644
--- a/src/video_core/macro/macro_hle.cpp
+++ b/src/video_core/macro/macro_hle.cpp
@@ -327,12 +327,13 @@ public:
explicit HLE_DrawIndirectByteCount(Maxwell3D& maxwell3d_) : HLEMacroImpl(maxwell3d_) {}
void Execute(const std::vector<u32>& parameters, [[maybe_unused]] u32 method) override {
+ const bool force = maxwell3d.Rasterizer().HasDrawTransformFeedback();
+
auto topology = static_cast<Maxwell3D::Regs::PrimitiveTopology>(parameters[0] & 0xFFFFU);
- if (!maxwell3d.AnyParametersDirty() || !IsTopologySafe(topology)) {
+ if (!force && (!maxwell3d.AnyParametersDirty() || !IsTopologySafe(topology))) {
Fallback(parameters);
return;
}
-
auto& params = maxwell3d.draw_manager->GetIndirectParams();
params.is_byte_count = true;
params.is_indexed = false;
@@ -503,6 +504,8 @@ public:
maxwell3d.CallMethod(static_cast<size_t>(MAXWELL3D_REG_INDEX(launch_dma)), 0x1011, true);
maxwell3d.CallMethod(static_cast<size_t>(MAXWELL3D_REG_INDEX(inline_data)),
regs.transform_feedback.controls[0].stride, true);
+
+ maxwell3d.Rasterizer().RegisterTransformFeedback(regs.upload.dest.Address());
}
};
diff --git a/src/video_core/rasterizer_interface.h b/src/video_core/rasterizer_interface.h
index af1469147..49224ca85 100644
--- a/src/video_core/rasterizer_interface.h
+++ b/src/video_core/rasterizer_interface.h
@@ -173,5 +173,13 @@ public:
virtual void BindChannel(Tegra::Control::ChannelState& channel) {}
virtual void ReleaseChannel(s32 channel_id) {}
+
+ /// Register the address as a Transform Feedback Object
+ virtual void RegisterTransformFeedback(GPUVAddr tfb_object_addr) {}
+
+ /// Returns true when the rasterizer has Draw Transform Feedback capabilities
+ virtual bool HasDrawTransformFeedback() {
+ return false;
+ }
};
} // namespace VideoCore
diff --git a/src/video_core/renderer_opengl/gl_buffer_cache.cpp b/src/video_core/renderer_opengl/gl_buffer_cache.cpp
index b787b6994..517ac14dd 100644
--- a/src/video_core/renderer_opengl/gl_buffer_cache.cpp
+++ b/src/video_core/renderer_opengl/gl_buffer_cache.cpp
@@ -376,4 +376,15 @@ void BufferCacheRuntime::BindImageBuffer(Buffer& buffer, u32 offset, u32 size, P
*image_handles++ = buffer.View(offset, size, format);
}
+void BufferCacheRuntime::BindTransformFeedbackObject(GPUVAddr tfb_object_addr) {
+ OGLTransformFeedback& tfb_object = tfb_objects[tfb_object_addr];
+ tfb_object.Create();
+ glBindTransformFeedback(GL_TRANSFORM_FEEDBACK, tfb_object.handle);
+}
+
+GLuint BufferCacheRuntime::GetTransformFeedbackObject(GPUVAddr tfb_object_addr) {
+ ASSERT(tfb_objects.contains(tfb_object_addr));
+ return tfb_objects[tfb_object_addr].handle;
+}
+
} // namespace OpenGL
diff --git a/src/video_core/renderer_opengl/gl_buffer_cache.h b/src/video_core/renderer_opengl/gl_buffer_cache.h
index 1e8708f59..2c18de166 100644
--- a/src/video_core/renderer_opengl/gl_buffer_cache.h
+++ b/src/video_core/renderer_opengl/gl_buffer_cache.h
@@ -5,6 +5,7 @@
#include <array>
#include <span>
+#include <unordered_map>
#include "common/common_types.h"
#include "video_core/buffer_cache/buffer_cache_base.h"
@@ -121,6 +122,9 @@ public:
void BindImageBuffer(Buffer& buffer, u32 offset, u32 size,
VideoCore::Surface::PixelFormat format);
+ void BindTransformFeedbackObject(GPUVAddr tfb_object_addr);
+ GLuint GetTransformFeedbackObject(GPUVAddr tfb_object_addr);
+
u64 GetDeviceMemoryUsage() const;
void BindFastUniformBuffer(size_t stage, u32 binding_index, u32 size) {
@@ -233,6 +237,7 @@ private:
u32 index_buffer_offset = 0;
u64 device_access_memory;
+ std::unordered_map<GPUVAddr, OGLTransformFeedback> tfb_objects;
};
struct BufferCacheParams {
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp
index 339950d2e..7a5fad735 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -309,6 +309,13 @@ void RasterizerOpenGL::DrawIndirect() {
const auto& params = maxwell3d->draw_manager->GetIndirectParams();
buffer_cache.SetDrawIndirect(&params);
PrepareDraw(params.is_indexed, [this, &params](GLenum primitive_mode) {
+ if (params.is_byte_count) {
+ const GPUVAddr tfb_object_base_addr = params.indirect_start_address - 4U;
+ const GLuint tfb_object =
+ buffer_cache_runtime.GetTransformFeedbackObject(tfb_object_base_addr);
+ glDrawTransformFeedback(primitive_mode, tfb_object);
+ return;
+ }
const auto [buffer, offset] = buffer_cache.GetDrawIndirectBuffer();
const GLvoid* const gl_offset =
reinterpret_cast<const GLvoid*>(static_cast<uintptr_t>(offset));
@@ -1371,6 +1378,10 @@ void RasterizerOpenGL::ReleaseChannel(s32 channel_id) {
query_cache.EraseChannel(channel_id);
}
+void RasterizerOpenGL::RegisterTransformFeedback(GPUVAddr tfb_object_addr) {
+ buffer_cache_runtime.BindTransformFeedbackObject(tfb_object_addr);
+}
+
AccelerateDMA::AccelerateDMA(BufferCache& buffer_cache_, TextureCache& texture_cache_)
: buffer_cache{buffer_cache_}, texture_cache{texture_cache_} {}
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h
index b79d7a70c..ce3460938 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.h
+++ b/src/video_core/renderer_opengl/gl_rasterizer.h
@@ -139,6 +139,12 @@ public:
void ReleaseChannel(s32 channel_id) override;
+ void RegisterTransformFeedback(GPUVAddr tfb_object_addr) override;
+
+ bool HasDrawTransformFeedback() override {
+ return true;
+ }
+
private:
static constexpr size_t MAX_TEXTURES = 192;
static constexpr size_t MAX_IMAGES = 48;
diff --git a/src/video_core/renderer_opengl/gl_resource_manager.cpp b/src/video_core/renderer_opengl/gl_resource_manager.cpp
index eae8fd110..1d2c9b70a 100644
--- a/src/video_core/renderer_opengl/gl_resource_manager.cpp
+++ b/src/video_core/renderer_opengl/gl_resource_manager.cpp
@@ -207,4 +207,21 @@ void OGLQuery::Release() {
handle = 0;
}
+void OGLTransformFeedback::Create() {
+ if (handle != 0)
+ return;
+
+ MICROPROFILE_SCOPE(OpenGL_ResourceCreation);
+ glCreateTransformFeedbacks(1, &handle);
+}
+
+void OGLTransformFeedback::Release() {
+ if (handle == 0)
+ return;
+
+ MICROPROFILE_SCOPE(OpenGL_ResourceDeletion);
+ glDeleteTransformFeedbacks(1, &handle);
+ handle = 0;
+}
+
} // namespace OpenGL
diff --git a/src/video_core/renderer_opengl/gl_resource_manager.h b/src/video_core/renderer_opengl/gl_resource_manager.h
index 77362acd2..6ca8227bd 100644
--- a/src/video_core/renderer_opengl/gl_resource_manager.h
+++ b/src/video_core/renderer_opengl/gl_resource_manager.h
@@ -323,4 +323,31 @@ public:
GLuint handle = 0;
};
+class OGLTransformFeedback final {
+public:
+ YUZU_NON_COPYABLE(OGLTransformFeedback);
+
+ OGLTransformFeedback() = default;
+
+ OGLTransformFeedback(OGLTransformFeedback&& o) noexcept : handle(std::exchange(o.handle, 0)) {}
+
+ ~OGLTransformFeedback() {
+ Release();
+ }
+
+ OGLTransformFeedback& operator=(OGLTransformFeedback&& o) noexcept {
+ Release();
+ handle = std::exchange(o.handle, 0);
+ return *this;
+ }
+
+ /// Creates a new internal OpenGL resource and stores the handle
+ void Create();
+
+ /// Deletes the internal OpenGL resource
+ void Release();
+
+ GLuint handle = 0;
+};
+
} // namespace OpenGL
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 08:35:00 +0100