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[Feat] (GL_State/Buffer, GL_Impl/Buffer): implement glBindBufferRange

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swung0x48
2025-11-02 10:31:05 +08:00
parent 4b4d38a00a
commit 1d3fbedf29
7 changed files with 28 additions and 6 deletions
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MobileGL/MG_Impl/GLImpl/Buffer/GL_Buffer.cpp
+20
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@@ -506,6 +506,22 @@ namespace MobileGL {
auto& point = MG_State::pGLContext->GetBufferBindingPoint(bufferTarget, index);
point.Bind(bufferObject);
point.ClearRange();
}
void BindBufferRange_State(GLenum target, GLuint index, GLuint buffer, GLintptr offset, GLsizeiptr size) {
BufferTarget bufferTarget = MG_Util::ConvertGLEnumToBufferTarget(target);
if (!BufferImpl::ValidateBufferBindingPointTarget(bufferTarget)) return;
auto bufferObject = MG_State::pGLContext->GetBufferObject(buffer);
if (!bufferObject) {
MG_State::pGLContext->CreateBufferObject(buffer);
bufferObject = MG_State::pGLContext->GetBufferObject(buffer);
}
auto& point = MG_State::pGLContext->GetBufferBindingPoint(bufferTarget, index);
point.Bind(bufferObject);
point.SetRange(Range1D(offset, offset + size));
}
/* @INSERTION_POINT:FUNCTION_IMPLEMENTATION@ */
@@ -561,5 +577,9 @@ namespace MobileGL {
void BindBufferBase(GLenum target, GLuint index, GLuint buffer) {
BindBufferBase_State(target, index, buffer);
}
void BindBufferRange(GLenum target, GLuint index, GLuint buffer, GLintptr offset, GLsizeiptr size) {
BindBufferRange_State(target, index, buffer, offset, size);
}
} // namespace MG_Impl::GLImpl
} // namespace MobileGL
MobileGL/MG_Impl/GLImpl/Buffer/GL_Buffer.h
+2
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@@ -18,5 +18,7 @@ namespace MobileGL {
void BindBuffer(GLenum target, GLuint buffer);
void GenBuffers(GLsizei n, GLuint* buffers);
void BindBufferBase(GLenum target, GLuint index, GLuint buffer);
void BindBufferRange(GLenum target, GLuint index, GLuint buffer, GLintptr offset, GLsizeiptr size);
} // namespace MG_Impl::GLImpl
} // namespace MobileGL
MobileGL/MG_Impl/GLImpl/Exporting/Definitions.cpp
+1 -1
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@@ -213,7 +213,7 @@ DECLARE_GL_FUNCTION_HEAD(GLboolean, IsVertexArray, GLuint array) DECLARE_GL_FUNC
DECLARE_GL_FUNCTION_STUB_HEAD(void, GetIntegeri_v, GLenum target, GLuint index, GLint* data) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, GetIntegeri_v, target, index, data)
DECLARE_GL_FUNCTION_STUB_HEAD(void, BeginTransformFeedback, GLenum primitiveMode) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, BeginTransformFeedback, primitiveMode)
DECLARE_GL_FUNCTION_STUB_HEAD(void, EndTransformFeedback) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, EndTransformFeedback)
DECLARE_GL_FUNCTION_STUB_HEAD(void, BindBufferRange, GLenum target, GLuint index, GLuint buffer, GLintptr offset, GLsizeiptr size) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, BindBufferRange, target, index, buffer, offset, size)
DECLARE_GL_FUNCTION_HEAD(void, BindBufferRange, GLenum target, GLuint index, GLuint buffer, GLintptr offset, GLsizeiptr size) DECLARE_GL_FUNCTION_END_NO_RETURN(void, BindBufferRange, target, index, buffer, offset, size)
DECLARE_GL_FUNCTION_HEAD(void, BindBufferBase, GLenum target, GLuint index, GLuint buffer) DECLARE_GL_FUNCTION_END_NO_RETURN(void, BindBufferBase, target, index, buffer)
DECLARE_GL_FUNCTION_STUB_HEAD(void, TransformFeedbackVaryings, GLuint program, GLsizei count, const GLchar* const* varyings, GLenum bufferMode) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, TransformFeedbackVaryings, program, count, varyings, bufferMode)
DECLARE_GL_FUNCTION_STUB_HEAD(void, GetTransformFeedbackVarying, GLuint program, GLuint index, GLsizei bufSize, GLsizei* length, GLsizei* size, GLenum* type, GLchar* name) DECLARE_GL_FUNCTION_STUB_END_NO_RETURN(void, GetTransformFeedbackVarying, program, index, bufSize, length, size, type, name)
MobileGL/MG_State/GLState/BufferState/BufferState.cpp
+1 -1
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@@ -62,7 +62,7 @@ namespace MobileGL {
return m_bufferObjects.find(index) != m_bufferObjects.end();
}
BindingSlot<BufferObject> &
BindingSlotRange1D<BufferObject> &
BufferState::GetBindingPoint(BufferTarget target, Uint index) {
for (SizeT i = 0; i < BufferBindPointTargets.size(); ++i) {
if (BufferBindPointTargets[i] == target) {
MobileGL/MG_State/GLState/BufferState/BufferState.h
+2 -2
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@@ -24,7 +24,7 @@ namespace MobileGL {
SharedPtr<BufferObject> CreateBufferObject(Uint index);
BindingSlot<BufferObject>& GetBindingSlot(BufferTarget target);
// For glBindBufferBase / glBindBufferRange
BindingSlot<BufferObject>& GetBindingPoint(BufferTarget target, Uint index);
BindingSlotRange1D<BufferObject>& GetBindingPoint(BufferTarget target, Uint index);
void MarkBufferObjectForDeletion(Uint index);
Bool ValidateName(Uint index) const;
Bool ValidateBufferObject(Uint index) const;
@@ -35,7 +35,7 @@ namespace MobileGL {
Array<BindingSlot<BufferObject>, GlobalBufferTargets.size()> m_bindingSlots;
// TODO: query the count somewhere globally?
// For glBindBufferBase / glBindBufferRange
Array<Array<BindingSlot<BufferObject>, 14>, BufferBindPointTargets.size()> m_bufferBindPointTargets;
Array<Array<BindingSlotRange1D<BufferObject>, 14>, BufferBindPointTargets.size()> m_bufferBindPointTargets;
};
} // namespace GLState
} // namespace MG_State
MobileGL/MG_State/GLState/Core.cpp
+1 -1
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@@ -65,7 +65,7 @@ namespace MobileGL {
return m_bufferState.GetBindingSlot(target);
}
BindingSlot<BufferObject>& GLContext::GetBufferBindingPoint(BufferTarget target, Uint index) {
BindingSlotRange1D<BufferObject>& GLContext::GetBufferBindingPoint(BufferTarget target, Uint index) {
return m_bufferState.GetBindingPoint(target, index);
}
MobileGL/MG_State/GLState/Core.h
+1 -1
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@@ -32,7 +32,7 @@ namespace MobileGL {
Vector<Uint> GenBufferNames(Uint number);
SharedPtr<BufferObject> GetBufferObject(Uint index);
BindingSlot<BufferObject>& GetBufferBindingSlot(BufferTarget target);
BindingSlot<BufferObject>& GetBufferBindingPoint(BufferTarget target, Uint index);
BindingSlotRange1D<BufferObject>& GetBufferBindingPoint(BufferTarget target, Uint index);
SharedPtr<BufferObject> CreateBufferObject(Uint index);
void MarkBufferObjectForDeletion(Uint index);
Bool ValidateBufferName(Uint index) const;