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- create a renderer backend based on softpoly's drawers
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,131 @@ | ||
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| #include "poly_buffers.h" | ||
| #include "poly_framebuffer.h" | ||
| #include "poly_renderstate.h" | ||
| #include "doomerrors.h" | ||
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| PolyBuffer *PolyBuffer::First = nullptr; | ||
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| PolyBuffer::PolyBuffer() | ||
| { | ||
| Next = First; | ||
| First = this; | ||
| if (Next) Next->Prev = this; | ||
| } | ||
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| PolyBuffer::~PolyBuffer() | ||
| { | ||
| if (Next) Next->Prev = Prev; | ||
| if (Prev) Prev->Next = Next; | ||
| else First = Next; | ||
| } | ||
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| void PolyBuffer::ResetAll() | ||
| { | ||
| for (PolyBuffer *cur = PolyBuffer::First; cur; cur = cur->Next) | ||
| cur->Reset(); | ||
| } | ||
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| void PolyBuffer::Reset() | ||
| { | ||
| } | ||
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| void PolyBuffer::SetData(size_t size, const void *data, bool staticdata) | ||
| { | ||
| mData.resize(size); | ||
| map = mData.data(); | ||
| if (data) | ||
| memcpy(map, data, size); | ||
| buffersize = size; | ||
| } | ||
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| void PolyBuffer::SetSubData(size_t offset, size_t size, const void *data) | ||
| { | ||
| memcpy(static_cast<uint8_t*>(map) + offset, data, size); | ||
| } | ||
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| void PolyBuffer::Resize(size_t newsize) | ||
| { | ||
| mData.resize(newsize); | ||
| buffersize = newsize; | ||
| map = mData.data(); | ||
| } | ||
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| void PolyBuffer::Map() | ||
| { | ||
| } | ||
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| void PolyBuffer::Unmap() | ||
| { | ||
| } | ||
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| void *PolyBuffer::Lock(unsigned int size) | ||
| { | ||
| return map; | ||
| } | ||
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| void PolyBuffer::Unlock() | ||
| { | ||
| } | ||
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| ///////////////////////////////////////////////////////////////////////////// | ||
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| void PolyVertexBuffer::SetFormat(int numBindingPoints, int numAttributes, size_t stride, const FVertexBufferAttribute *attrs) | ||
| { | ||
| for (int j = 0; j < numAttributes; j++) | ||
| { | ||
| mOffsets[attrs[j].location] = attrs[j].offset; | ||
| } | ||
| mStride = stride; | ||
| } | ||
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| void PolyVertexBuffer::CopyVertices(TriVertex *dst, int count, int index) | ||
| { | ||
| size_t stride = mStride; | ||
| size_t offsetVertex = mOffsets[VATTR_VERTEX]; | ||
| size_t offsetTexcoord = mOffsets[VATTR_TEXCOORD]; | ||
| uint8_t *vertex = static_cast<uint8_t*>(map) + stride * index; | ||
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| for (int i = 0; i < count; i++) | ||
| { | ||
| dst[i].x = *reinterpret_cast<float*>(vertex + offsetVertex); | ||
| dst[i].y = *reinterpret_cast<float*>(vertex + offsetVertex + 4); | ||
| dst[i].z = *reinterpret_cast<float*>(vertex + offsetVertex + 8); | ||
| dst[i].w = 1.0f; | ||
| dst[i].v = *reinterpret_cast<float*>(vertex + offsetTexcoord); | ||
| dst[i].u = *reinterpret_cast<float*>(vertex + offsetTexcoord + 4); | ||
| vertex += stride; | ||
| } | ||
| } | ||
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| void PolyVertexBuffer::CopyIndexed(TriVertex *dst, uint32_t *elements, int count, int index) | ||
| { | ||
| size_t stride = mStride; | ||
| size_t offsetVertex = mOffsets[VATTR_VERTEX]; | ||
| size_t offsetTexcoord = mOffsets[VATTR_TEXCOORD]; | ||
| uint8_t *vertices = static_cast<uint8_t*>(map); | ||
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| elements += index; | ||
| for (int i = 0; i < count; i++) | ||
| { | ||
| uint8_t *vertex = vertices + stride * elements[i]; | ||
| dst[i].x = *reinterpret_cast<float*>(vertex + offsetVertex); | ||
| dst[i].y = *reinterpret_cast<float*>(vertex + offsetVertex + 4); | ||
| dst[i].z = *reinterpret_cast<float*>(vertex + offsetVertex + 8); | ||
| dst[i].w = 1.0f; | ||
| dst[i].v = *reinterpret_cast<float*>(vertex + offsetTexcoord); | ||
| dst[i].u = *reinterpret_cast<float*>(vertex + offsetTexcoord + 4); | ||
| } | ||
| } | ||
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| ///////////////////////////////////////////////////////////////////////////// | ||
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| void PolyDataBuffer::BindRange(size_t start, size_t length) | ||
| { | ||
| GetPolyFrameBuffer()->GetRenderState()->Bind(this, (uint32_t)start, (uint32_t)length); | ||
| } | ||
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| void PolyDataBuffer::BindBase() | ||
| { | ||
| GetPolyFrameBuffer()->GetRenderState()->Bind(this, 0, (uint32_t)buffersize); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| #pragma once | ||
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| #include "hwrenderer/data/buffers.h" | ||
| #include "utility/tarray.h" | ||
| #include <vector> | ||
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| #ifdef _MSC_VER | ||
| // silence bogus warning C4250: 'PolyVertexBuffer': inherits 'PolyBuffer::PolyBuffer::SetData' via dominance | ||
| // According to internet infos, the warning is erroneously emitted in this case. | ||
| #pragma warning(disable:4250) | ||
| #endif | ||
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| struct TriVertex; | ||
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| class PolyBuffer : virtual public IBuffer | ||
| { | ||
| public: | ||
| PolyBuffer(); | ||
| ~PolyBuffer(); | ||
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| static void ResetAll(); | ||
| void Reset(); | ||
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| void SetData(size_t size, const void *data, bool staticdata) override; | ||
| void SetSubData(size_t offset, size_t size, const void *data) override; | ||
| void Resize(size_t newsize) override; | ||
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| void Map() override; | ||
| void Unmap() override; | ||
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| void *Lock(unsigned int size) override; | ||
| void Unlock() override; | ||
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| private: | ||
| static PolyBuffer *First; | ||
| PolyBuffer *Prev = nullptr; | ||
| PolyBuffer *Next = nullptr; | ||
| std::vector<uint32_t> mData; | ||
| }; | ||
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| class PolyVertexBuffer : public IVertexBuffer, public PolyBuffer | ||
| { | ||
| public: | ||
| PolyVertexBuffer() { } | ||
| void SetFormat(int numBindingPoints, int numAttributes, size_t stride, const FVertexBufferAttribute *attrs) override; | ||
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| void CopyVertices(TriVertex *dst, int count, int index); | ||
| void CopyIndexed(TriVertex *dst, uint32_t *elements, int count, int index); | ||
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| private: | ||
| size_t mOffsets[VATTR_MAX] = {}; | ||
| size_t mStride = 0; | ||
| }; | ||
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| class PolyIndexBuffer : public IIndexBuffer, public PolyBuffer | ||
| { | ||
| public: | ||
| PolyIndexBuffer() { } | ||
| }; | ||
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| class PolyDataBuffer : public IDataBuffer, public PolyBuffer | ||
| { | ||
| public: | ||
| PolyDataBuffer(int bindingpoint, bool ssbo, bool needresize) : bindingpoint(bindingpoint) | ||
| { | ||
| } | ||
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| void BindRange(size_t start, size_t length) override; | ||
| void BindBase() override; | ||
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| int bindingpoint; | ||
| }; |
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