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Renderer/CommandBuffer: Add support for texture blit/copy

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This commit is contained in:
Jérôme Leclercq
2021-12-03 22:15:34 +01:00
parent 53747abf6e
commit 17df8fafa4
12 changed files with 178 additions and 5 deletions
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21
include/Nazara/OpenGLRenderer/OpenGLCommandBuffer.hpp
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@@ -41,9 +41,11 @@ namespace Nz
inline void BindPipeline(const OpenGLRenderPipeline* pipeline);
inline void BindShaderBinding(const OpenGLRenderPipelineLayout& pipelineLayout, UInt32 set, const OpenGLShaderBinding* binding);
inline void BindVertexBuffer(UInt32 binding, GLuint vertexBuffer, UInt64 offset = 0);
inline void BlitTexture(const GL::Texture& source, const Boxui& sourceBox, const GL::Texture& target, const Boxui& targetBox, SamplerFilter filter = SamplerFilter::Nearest);
inline void CopyBuffer(GLuint source, GLuint target, UInt64 size, UInt64 sourceOffset = 0, UInt64 targetOffset = 0);
inline void CopyBuffer(const UploadPool::Allocation& allocation, GLuint target, UInt64 size, UInt64 sourceOffset = 0, UInt64 targetOffset = 0);
inline void CopyTexture(const GL::Texture& source, const Boxui& sourceBox, const GL::Texture& target, const Vector3ui& targetPoint);
inline void Draw(UInt32 vertexCount, UInt32 instanceCount = 1, UInt32 firstVertex = 0, UInt32 firstInstance = 0);
inline void DrawIndexed(UInt32 indexCount, UInt32 instanceCount = 1, UInt32 firstIndex = 0, UInt32 firstInstance = 0);
@@ -75,6 +77,15 @@ namespace Nz
Color color;
};
struct BlitTextureData
{
const GL::Texture* source;
const GL::Texture* target;
Boxui sourceBox;
Boxui targetBox;
SamplerFilter filter;
};
struct CopyBufferData
{
GLuint source;
@@ -84,6 +95,14 @@ namespace Nz
UInt64 targetOffset;
};
struct CopyTextureData
{
const GL::Texture* source;
const GL::Texture* target;
Boxui sourceBox;
Vector3ui targetPoint;
};
struct CopyBufferFromMemoryData
{
const void* memory;
@@ -141,8 +160,10 @@ namespace Nz
using CommandData = std::variant<
BeginDebugRegionData,
BlitTextureData,
CopyBufferData,
CopyBufferFromMemoryData,
CopyTextureData,
DrawData,
DrawIndexedData,
EndDebugRegionData,

25
include/Nazara/OpenGLRenderer/OpenGLCommandBuffer.inl
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@@ -62,6 +62,19 @@ namespace Nz
vertexBufferData.vertexBuffer = vertexBuffer;
}
inline void OpenGLCommandBuffer::BlitTexture(const GL::Texture& source, const Boxui& sourceBox, const GL::Texture& target, const Boxui& targetBox, SamplerFilter filter)
{
BlitTextureData blitTexture = {
&source,
&target,
sourceBox,
targetBox,
filter
};
m_commands.emplace_back(std::move(blitTexture));
}
inline void OpenGLCommandBuffer::CopyBuffer(GLuint source, GLuint target, UInt64 size, UInt64 sourceOffset, UInt64 targetOffset)
{
CopyBufferData copyBuffer = {
@@ -87,6 +100,18 @@ namespace Nz
m_commands.emplace_back(std::move(copyBuffer));
}
inline void OpenGLCommandBuffer::CopyTexture(const GL::Texture& source, const Boxui& sourceBox, const GL::Texture& target, const Vector3ui& targetPoint)
{
CopyTextureData copyTexture = {
&source,
&target,
sourceBox,
targetPoint
};
m_commands.emplace_back(std::move(copyTexture));
}
inline void OpenGLCommandBuffer::Draw(UInt32 vertexCount, UInt32 instanceCount, UInt32 firstVertex, UInt32 firstInstance)
{
if (!m_currentStates.pipeline)

3
include/Nazara/OpenGLRenderer/OpenGLCommandBufferBuilder.hpp
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@@ -32,8 +32,11 @@ namespace Nz
void BindShaderBinding(const RenderPipelineLayout& pipelineLayout, UInt32 set, const ShaderBinding& binding) override;
void BindVertexBuffer(UInt32 binding, const AbstractBuffer& vertexBuffer, UInt64 offset = 0) override;
void BlitTexture(const Texture& fromTexture, const Boxui& fromBox, TextureLayout fromLayout, const Texture& toTexture, const Boxui& toBox, TextureLayout toLayout, SamplerFilter filter) override;
void CopyBuffer(const RenderBufferView& source, const RenderBufferView& target, UInt64 size, UInt64 sourceOffset = 0, UInt64 targetOffset = 0) override;
void CopyBuffer(const UploadPool::Allocation& allocation, const RenderBufferView& target, UInt64 size, UInt64 sourceOffset = 0, UInt64 targetOffset = 0) override;
void CopyTexture(const Texture& fromTexture, const Boxui& fromBox, TextureLayout fromLayout, const Texture& toTexture, const Vector3ui& toPos, TextureLayout toLayout) override;
void Draw(UInt32 vertexCount, UInt32 instanceCount = 1, UInt32 firstVertex = 0, UInt32 firstInstance = 0) override;
void DrawIndexed(UInt32 indexCount, UInt32 instanceCount = 1, UInt32 firstIndex = 0, UInt32 firstInstance = 0) override;

2
include/Nazara/OpenGLRenderer/Wrapper/Context.hpp
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@@ -125,7 +125,7 @@ namespace Nz::GL
void BindUniformBuffer(UInt32 uboUnit, GLuint buffer, GLintptr offset, GLsizeiptr size) const;
void BindVertexArray(GLuint vertexArray, bool force = false) const;
bool BlitTexture(const Texture& source, const Texture& destination, const Boxui& srcBox, const Vector3ui& dstPos, SamplerFilter filter) const;
bool BlitTexture(const Texture& source, const Texture& destination, const Boxui& srcBox, const Boxui& dstBox, SamplerFilter filter) const;
bool ClearErrorStack() const;