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-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.cpp100
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.h12
-rw-r--r--src/video_core/renderer_opengl/gl_resource_manager.cpp18
-rw-r--r--src/video_core/renderer_opengl/gl_resource_manager.h25
-rw-r--r--src/video_core/renderer_opengl/gl_state.cpp14
-rw-r--r--src/video_core/renderer_opengl/gl_state.h3
-rw-r--r--src/video_core/renderer_opengl/renderer_opengl.cpp22
-rw-r--r--src/video_core/renderer_opengl/renderer_opengl.h1
-rw-r--r--src/video_core/renderer_opengl/utils.cpp8
-rw-r--r--src/video_core/renderer_opengl/utils.h3
10 files changed, 53 insertions, 153 deletions
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp
index acdae849c..9658d379c 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -107,7 +107,6 @@ RasterizerOpenGL::RasterizerOpenGL(Core::System& system, Core::Frontend::EmuWind
state.draw.shader_program = 0;
state.Apply();
- LOG_DEBUG(Render_OpenGL, "Sync fixed function OpenGL state here");
CheckExtensions();
}
@@ -121,66 +120,41 @@ void RasterizerOpenGL::CheckExtensions() {
}
}
-GLuint RasterizerOpenGL::SetupVertexFormat() {
+void RasterizerOpenGL::SetupVertexFormat() {
auto& gpu = system.GPU().Maxwell3D();
const auto& regs = gpu.regs;
MICROPROFILE_SCOPE(OpenGL_VAO);
- auto [iter, is_cache_miss] = vertex_array_cache.try_emplace(regs.vertex_attrib_format);
- auto& vao_entry = iter->second;
-
- if (is_cache_miss) {
- vao_entry.Create();
- const GLuint vao = vao_entry.handle;
-
- // Eventhough we are using DSA to create this vertex array, there is a bug on Intel's blob
- // that fails to properly create the vertex array if it's not bound even after creating it
- // with glCreateVertexArrays
- state.draw.vertex_array = vao;
- state.ApplyVertexArrayState();
-
- // Use the vertex array as-is, assumes that the data is formatted correctly for OpenGL.
- // Enables the first 16 vertex attributes always, as we don't know which ones are actually
- // used until shader time. Note, Tegra technically supports 32, but we're capping this to 16
- // for now to avoid OpenGL errors.
- // TODO(Subv): Analyze the shader to identify which attributes are actually used and don't
- // assume every shader uses them all.
- for (u32 index = 0; index < 16; ++index) {
- const auto& attrib = regs.vertex_attrib_format[index];
-
- // Ignore invalid attributes.
- if (!attrib.IsValid())
- continue;
-
- const auto& buffer = regs.vertex_array[attrib.buffer];
- LOG_TRACE(Render_OpenGL,
- "vertex attrib {}, count={}, size={}, type={}, offset={}, normalize={}",
- index, attrib.ComponentCount(), attrib.SizeString(), attrib.TypeString(),
- attrib.offset.Value(), attrib.IsNormalized());
-
- ASSERT(buffer.IsEnabled());
-
- glEnableVertexArrayAttrib(vao, index);
- if (attrib.type == Tegra::Engines::Maxwell3D::Regs::VertexAttribute::Type::SignedInt ||
- attrib.type ==
- Tegra::Engines::Maxwell3D::Regs::VertexAttribute::Type::UnsignedInt) {
- glVertexArrayAttribIFormat(vao, index, attrib.ComponentCount(),
- MaxwellToGL::VertexType(attrib), attrib.offset);
- } else {
- glVertexArrayAttribFormat(
- vao, index, attrib.ComponentCount(), MaxwellToGL::VertexType(attrib),
- attrib.IsNormalized() ? GL_TRUE : GL_FALSE, attrib.offset);
- }
- glVertexArrayAttribBinding(vao, index, attrib.buffer);
+ // Use the vertex array as-is, assumes that the data is formatted correctly for OpenGL. Enables
+ // the first 16 vertex attributes always, as we don't know which ones are actually used until
+ // shader time. Note, Tegra technically supports 32, but we're capping this to 16 for now to
+ // avoid OpenGL errors.
+ // TODO(Subv): Analyze the shader to identify which attributes are actually used and don't
+ // assume every shader uses them all.
+ for (u32 index = 0; index < 16; ++index) {
+ const auto& attrib = regs.vertex_attrib_format[index];
+
+ // Ignore invalid attributes.
+ if (!attrib.IsValid()) {
+ glDisableVertexAttribArray(index);
+ continue;
}
- }
+ glEnableVertexAttribArray(index);
- state.draw.vertex_array = vao_entry.handle;
- return vao_entry.handle;
+ if (attrib.type == Maxwell::VertexAttribute::Type::SignedInt ||
+ attrib.type == Maxwell::VertexAttribute::Type::UnsignedInt) {
+ glVertexAttribIFormat(index, attrib.ComponentCount(), MaxwellToGL::VertexType(attrib),
+ attrib.offset);
+ } else {
+ glVertexAttribFormat(index, attrib.ComponentCount(), MaxwellToGL::VertexType(attrib),
+ attrib.IsNormalized() ? GL_TRUE : GL_FALSE, attrib.offset);
+ }
+ glVertexAttribBinding(index, attrib.buffer);
+ }
}
-void RasterizerOpenGL::SetupVertexBuffer(GLuint vao) {
+void RasterizerOpenGL::SetupVertexBuffer() {
auto& gpu = system.GPU().Maxwell3D();
const auto& regs = gpu.regs;
@@ -189,8 +163,9 @@ void RasterizerOpenGL::SetupVertexBuffer(GLuint vao) {
// Upload all guest vertex arrays sequentially to our buffer
for (u32 index = 0; index < Maxwell::NumVertexArrays; ++index) {
const auto& vertex_array = regs.vertex_array[index];
- if (!vertex_array.IsEnabled())
+ if (!vertex_array.IsEnabled()) {
continue;
+ }
const GPUVAddr start = vertex_array.StartAddress();
const GPUVAddr end = regs.vertex_array_limit[index].LimitAddress();
@@ -205,15 +180,15 @@ void RasterizerOpenGL::SetupVertexBuffer(GLuint vao) {
if (regs.instanced_arrays.IsInstancingEnabled(index) && vertex_array.divisor != 0) {
// Enable vertex buffer instancing with the specified divisor.
- glVertexArrayBindingDivisor(vao, index, vertex_array.divisor);
+ glVertexBindingDivisor(index, vertex_array.divisor);
} else {
// Disable the vertex buffer instancing.
- glVertexArrayBindingDivisor(vao, index, 0);
+ glVertexBindingDivisor(index, 0);
}
}
}
-void RasterizerOpenGL::SetupVertexInstances(GLuint vao) {
+void RasterizerOpenGL::SetupVertexInstances() {
auto& gpu = system.GPU().Maxwell3D();
const auto& regs = gpu.regs;
@@ -222,10 +197,10 @@ void RasterizerOpenGL::SetupVertexInstances(GLuint vao) {
if (regs.instanced_arrays.IsInstancingEnabled(index) &&
regs.vertex_array[index].divisor != 0) {
// Enable vertex buffer instancing with the specified divisor.
- glVertexArrayBindingDivisor(vao, index, regs.vertex_array[index].divisor);
+ glVertexBindingDivisor(index, regs.vertex_array[index].divisor);
} else {
// Disable the vertex buffer instancing.
- glVertexArrayBindingDivisor(vao, index, 0);
+ glVertexBindingDivisor(index, 0);
}
}
}
@@ -559,13 +534,12 @@ void RasterizerOpenGL::Draw(bool is_indexed, bool is_instanced) {
buffer_cache.Map(buffer_size);
// Prepare vertex array format.
- const GLuint vao = SetupVertexFormat();
- vertex_array_pushbuffer.Setup(vao);
+ SetupVertexFormat();
+ vertex_array_pushbuffer.Setup();
// Upload vertex and index data.
- SetupVertexBuffer(vao);
- SetupVertexInstances(vao);
-
+ SetupVertexBuffer();
+ SetupVertexInstances();
GLintptr index_buffer_offset;
if (is_indexed) {
index_buffer_offset = SetupIndexBuffer();
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h
index 8afc3c205..b97f9f518 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.h
+++ b/src/video_core/renderer_opengl/gl_rasterizer.h
@@ -194,11 +194,11 @@ private:
std::size_t CalculateIndexBufferSize() const;
- /// Updates and returns a vertex array object representing current vertex format
- GLuint SetupVertexFormat();
+ /// Updates the current vertex format
+ void SetupVertexFormat();
- void SetupVertexBuffer(GLuint vao);
- void SetupVertexInstances(GLuint vao);
+ void SetupVertexBuffer();
+ void SetupVertexInstances();
GLintptr SetupIndexBuffer();
@@ -217,10 +217,6 @@ private:
ScreenInfo& screen_info;
std::unique_ptr<GLShader::ProgramManager> shader_program_manager;
- std::map<std::array<Tegra::Engines::Maxwell3D::Regs::VertexAttribute,
- Tegra::Engines::Maxwell3D::Regs::NumVertexAttributes>,
- OGLVertexArray>
- vertex_array_cache;
static constexpr std::size_t STREAM_BUFFER_SIZE = 128 * 1024 * 1024;
OGLBufferCache buffer_cache;
diff --git a/src/video_core/renderer_opengl/gl_resource_manager.cpp b/src/video_core/renderer_opengl/gl_resource_manager.cpp
index c0aee770f..00355c1da 100644
--- a/src/video_core/renderer_opengl/gl_resource_manager.cpp
+++ b/src/video_core/renderer_opengl/gl_resource_manager.cpp
@@ -189,24 +189,6 @@ void OGLSync::Release() {
handle = 0;
}
-void OGLVertexArray::Create() {
- if (handle != 0)
- return;
-
- MICROPROFILE_SCOPE(OpenGL_ResourceCreation);
- glCreateVertexArrays(1, &handle);
-}
-
-void OGLVertexArray::Release() {
- if (handle == 0)
- return;
-
- MICROPROFILE_SCOPE(OpenGL_ResourceDeletion);
- glDeleteVertexArrays(1, &handle);
- OpenGLState::GetCurState().ResetVertexArray(handle).Apply();
- handle = 0;
-}
-
void OGLFramebuffer::Create() {
if (handle != 0)
return;
diff --git a/src/video_core/renderer_opengl/gl_resource_manager.h b/src/video_core/renderer_opengl/gl_resource_manager.h
index 995a4e45e..de93f4212 100644
--- a/src/video_core/renderer_opengl/gl_resource_manager.h
+++ b/src/video_core/renderer_opengl/gl_resource_manager.h
@@ -241,31 +241,6 @@ public:
GLsync handle = 0;
};
-class OGLVertexArray : private NonCopyable {
-public:
- OGLVertexArray() = default;
-
- OGLVertexArray(OGLVertexArray&& o) noexcept : handle(std::exchange(o.handle, 0)) {}
-
- ~OGLVertexArray() {
- Release();
- }
-
- OGLVertexArray& operator=(OGLVertexArray&& 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;
-};
-
class OGLFramebuffer : private NonCopyable {
public:
OGLFramebuffer() = default;
diff --git a/src/video_core/renderer_opengl/gl_state.cpp b/src/video_core/renderer_opengl/gl_state.cpp
index 6b5eea342..1c39e7fba 100644
--- a/src/video_core/renderer_opengl/gl_state.cpp
+++ b/src/video_core/renderer_opengl/gl_state.cpp
@@ -98,12 +98,6 @@ void OpenGLState::ApplyFramebufferState() {
}
}
-void OpenGLState::ApplyVertexArrayState() {
- if (UpdateValue(cur_state.draw.vertex_array, draw.vertex_array)) {
- glBindVertexArray(draw.vertex_array);
- }
-}
-
void OpenGLState::ApplyShaderProgram() {
if (UpdateValue(cur_state.draw.shader_program, draw.shader_program)) {
glUseProgram(draw.shader_program);
@@ -338,7 +332,6 @@ void OpenGLState::ApplyImages() {
void OpenGLState::Apply() {
MICROPROFILE_SCOPE(OpenGL_State);
ApplyFramebufferState();
- ApplyVertexArrayState();
ApplyShaderProgram();
ApplyProgramPipeline();
ApplyClipDistances();
@@ -411,13 +404,6 @@ OpenGLState& OpenGLState::ResetPipeline(GLuint handle) {
return *this;
}
-OpenGLState& OpenGLState::ResetVertexArray(GLuint handle) {
- if (draw.vertex_array == handle) {
- draw.vertex_array = 0;
- }
- return *this;
-}
-
OpenGLState& OpenGLState::ResetFramebuffer(GLuint handle) {
if (draw.read_framebuffer == handle) {
draw.read_framebuffer = 0;
diff --git a/src/video_core/renderer_opengl/gl_state.h b/src/video_core/renderer_opengl/gl_state.h
index 366753714..f7c722b36 100644
--- a/src/video_core/renderer_opengl/gl_state.h
+++ b/src/video_core/renderer_opengl/gl_state.h
@@ -74,7 +74,6 @@ public:
struct {
GLuint read_framebuffer = 0; // GL_READ_FRAMEBUFFER_BINDING
GLuint draw_framebuffer = 0; // GL_DRAW_FRAMEBUFFER_BINDING
- GLuint vertex_array = 0; // GL_VERTEX_ARRAY_BINDING
GLuint shader_program = 0; // GL_CURRENT_PROGRAM
GLuint program_pipeline = 0; // GL_PROGRAM_PIPELINE_BINDING
} draw;
@@ -117,7 +116,6 @@ public:
void Apply();
void ApplyFramebufferState();
- void ApplyVertexArrayState();
void ApplyShaderProgram();
void ApplyProgramPipeline();
void ApplyClipDistances();
@@ -142,7 +140,6 @@ public:
OpenGLState& ResetSampler(GLuint handle);
OpenGLState& ResetProgram(GLuint handle);
OpenGLState& ResetPipeline(GLuint handle);
- OpenGLState& ResetVertexArray(GLuint handle);
OpenGLState& ResetFramebuffer(GLuint handle);
OpenGLState& ResetRenderbuffer(GLuint handle);
diff --git a/src/video_core/renderer_opengl/renderer_opengl.cpp b/src/video_core/renderer_opengl/renderer_opengl.cpp
index 9cd67e05e..2fb5938e2 100644
--- a/src/video_core/renderer_opengl/renderer_opengl.cpp
+++ b/src/video_core/renderer_opengl/renderer_opengl.cpp
@@ -441,22 +441,8 @@ void RendererOpenGL::InitOpenGLObjects() {
// Generate VBO handle for drawing
vertex_buffer.Create();
- // Generate VAO
- vertex_array.Create();
- state.draw.vertex_array = vertex_array.handle;
-
// Attach vertex data to VAO
glNamedBufferData(vertex_buffer.handle, sizeof(ScreenRectVertex) * 4, nullptr, GL_STREAM_DRAW);
- glVertexArrayAttribFormat(vertex_array.handle, PositionLocation, 2, GL_FLOAT, GL_FALSE,
- offsetof(ScreenRectVertex, position));
- glVertexArrayAttribFormat(vertex_array.handle, TexCoordLocation, 2, GL_FLOAT, GL_FALSE,
- offsetof(ScreenRectVertex, tex_coord));
- glVertexArrayAttribBinding(vertex_array.handle, PositionLocation, 0);
- glVertexArrayAttribBinding(vertex_array.handle, TexCoordLocation, 0);
- glEnableVertexArrayAttrib(vertex_array.handle, PositionLocation);
- glEnableVertexArrayAttrib(vertex_array.handle, TexCoordLocation);
- glVertexArrayVertexBuffer(vertex_array.handle, 0, vertex_buffer.handle, 0,
- sizeof(ScreenRectVertex));
// Allocate textures for the screen
screen_info.texture.resource.Create(GL_TEXTURE_2D);
@@ -581,6 +567,14 @@ void RendererOpenGL::DrawScreenTriangles(const ScreenInfo& screen_info, float x,
glCullFace(GL_BACK);
glFrontFace(GL_CW);
+ glVertexAttribFormat(PositionLocation, 2, GL_FLOAT, GL_FALSE,
+ offsetof(ScreenRectVertex, position));
+ glVertexAttribFormat(TexCoordLocation, 2, GL_FLOAT, GL_FALSE,
+ offsetof(ScreenRectVertex, tex_coord));
+ glVertexAttribBinding(PositionLocation, 0);
+ glVertexAttribBinding(TexCoordLocation, 0);
+ glBindVertexBuffer(0, vertex_buffer.handle, 0, sizeof(ScreenRectVertex));
+
glNamedBufferSubData(vertex_buffer.handle, 0, sizeof(vertices), std::data(vertices));
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
// Restore default state
diff --git a/src/video_core/renderer_opengl/renderer_opengl.h b/src/video_core/renderer_opengl/renderer_opengl.h
index d45e69cbc..978a4d0eb 100644
--- a/src/video_core/renderer_opengl/renderer_opengl.h
+++ b/src/video_core/renderer_opengl/renderer_opengl.h
@@ -96,7 +96,6 @@ private:
OpenGLState state;
// OpenGL object IDs
- OGLVertexArray vertex_array;
OGLBuffer vertex_buffer;
OGLProgram shader;
OGLFramebuffer screenshot_framebuffer;
diff --git a/src/video_core/renderer_opengl/utils.cpp b/src/video_core/renderer_opengl/utils.cpp
index ac99e6385..f2aaf06db 100644
--- a/src/video_core/renderer_opengl/utils.cpp
+++ b/src/video_core/renderer_opengl/utils.cpp
@@ -24,8 +24,7 @@ VertexArrayPushBuffer::VertexArrayPushBuffer() = default;
VertexArrayPushBuffer::~VertexArrayPushBuffer() = default;
-void VertexArrayPushBuffer::Setup(GLuint vao_) {
- vao = vao_;
+void VertexArrayPushBuffer::Setup() {
index_buffer = nullptr;
vertex_buffers.clear();
}
@@ -41,13 +40,12 @@ void VertexArrayPushBuffer::SetVertexBuffer(GLuint binding_index, const GLuint*
void VertexArrayPushBuffer::Bind() {
if (index_buffer) {
- glVertexArrayElementBuffer(vao, *index_buffer);
+ glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, *index_buffer);
}
// TODO(Rodrigo): Find a way to ARB_multi_bind this
for (const auto& entry : vertex_buffers) {
- glVertexArrayVertexBuffer(vao, entry.binding_index, *entry.buffer, entry.offset,
- entry.stride);
+ glBindVertexBuffer(entry.binding_index, *entry.buffer, entry.offset, entry.stride);
}
}
diff --git a/src/video_core/renderer_opengl/utils.h b/src/video_core/renderer_opengl/utils.h
index 3ad7c02d4..e8612a9ec 100644
--- a/src/video_core/renderer_opengl/utils.h
+++ b/src/video_core/renderer_opengl/utils.h
@@ -16,7 +16,7 @@ public:
explicit VertexArrayPushBuffer();
~VertexArrayPushBuffer();
- void Setup(GLuint vao_);
+ void Setup();
void SetIndexBuffer(const GLuint* buffer);
@@ -28,7 +28,6 @@ public:
private:
struct Entry;
- GLuint vao{};
const GLuint* index_buffer{};
std::vector<Entry> vertex_buffers;
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 22:20:13 +0100