-#include "precompiled.h"
//
// Copyright (c) 2002-2012 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// VertexBuffer9.cpp: Defines the D3D9 VertexBuffer implementation.
#include "libGLESv2/renderer/d3d/d3d9/VertexBuffer9.h"
+#include "libGLESv2/renderer/d3d/d3d9/Renderer9.h"
+#include "libGLESv2/renderer/d3d/d3d9/formatutils9.h"
#include "libGLESv2/renderer/vertexconversion.h"
#include "libGLESv2/renderer/BufferImpl.h"
#include "libGLESv2/VertexAttribute.h"
-#include "libGLESv2/renderer/d3d/d3d9/Renderer9.h"
-#include "libGLESv2/renderer/d3d/d3d9/formatutils9.h"
-
#include "libGLESv2/Buffer.h"
namespace rx
SafeRelease(mVertexBuffer);
}
-bool VertexBuffer9::initialize(unsigned int size, bool dynamicUsage)
+gl::Error VertexBuffer9::initialize(unsigned int size, bool dynamicUsage)
{
SafeRelease(mVertexBuffer);
if (FAILED(result))
{
- ERR("Out of memory allocating a vertex buffer of size %lu.", size);
- return false;
+ return gl::Error(GL_OUT_OF_MEMORY, "Failed to allocate internal vertex buffer of size, %lu.", size);
}
}
mBufferSize = size;
mDynamicUsage = dynamicUsage;
- return true;
+ return gl::Error(GL_NO_ERROR);
}
VertexBuffer9 *VertexBuffer9::makeVertexBuffer9(VertexBuffer *vertexBuffer)
return static_cast<VertexBuffer9*>(vertexBuffer);
}
-bool VertexBuffer9::storeVertexAttributes(const gl::VertexAttribute &attrib, const gl::VertexAttribCurrentValueData ¤tValue,
- GLint start, GLsizei count, GLsizei instances, unsigned int offset)
+gl::Error VertexBuffer9::storeVertexAttributes(const gl::VertexAttribute &attrib, const gl::VertexAttribCurrentValueData ¤tValue,
+ GLint start, GLsizei count, GLsizei instances, unsigned int offset)
{
- if (mVertexBuffer)
+ if (!mVertexBuffer)
{
- gl::Buffer *buffer = attrib.buffer.get();
+ return gl::Error(GL_OUT_OF_MEMORY, "Internal vertex buffer is not initialized.");
+ }
- int inputStride = gl::ComputeVertexAttributeStride(attrib);
- int elementSize = gl::ComputeVertexAttributeTypeSize(attrib);
+ gl::Buffer *buffer = attrib.buffer.get();
- DWORD lockFlags = mDynamicUsage ? D3DLOCK_NOOVERWRITE : 0;
+ int inputStride = gl::ComputeVertexAttributeStride(attrib);
+ int elementSize = gl::ComputeVertexAttributeTypeSize(attrib);
- void *mapPtr = NULL;
+ DWORD lockFlags = mDynamicUsage ? D3DLOCK_NOOVERWRITE : 0;
- unsigned int mapSize;
- if (!spaceRequired(attrib, count, instances, &mapSize))
- {
- return false;
- }
+ uint8_t *mapPtr = NULL;
- HRESULT result = mVertexBuffer->Lock(offset, mapSize, &mapPtr, lockFlags);
+ unsigned int mapSize;
+ gl::Error error = spaceRequired(attrib, count, instances, &mapSize);
+ if (error.isError())
+ {
+ return error;
+ }
- if (FAILED(result))
- {
- ERR("Lock failed with error 0x%08x", result);
- return false;
- }
+ HRESULT result = mVertexBuffer->Lock(offset, mapSize, reinterpret_cast<void**>(&mapPtr), lockFlags);
+ if (FAILED(result))
+ {
+ return gl::Error(GL_OUT_OF_MEMORY, "Failed to lock internal vertex buffer, HRESULT: 0x%08x.", result);
+ }
- const char *input = NULL;
- if (attrib.enabled)
+ const uint8_t *input = NULL;
+ if (attrib.enabled)
+ {
+ if (buffer)
{
- if (buffer)
- {
- BufferImpl *storage = buffer->getImplementation();
- input = static_cast<const char*>(storage->getData()) + static_cast<int>(attrib.offset);
- }
- else
- {
- input = static_cast<const char*>(attrib.pointer);
- }
+ BufferImpl *storage = buffer->getImplementation();
+ input = static_cast<const uint8_t*>(storage->getData()) + static_cast<int>(attrib.offset);
}
else
{
- input = reinterpret_cast<const char*>(currentValue.FloatValues);
- }
-
- if (instances == 0 || attrib.divisor == 0)
- {
- input += inputStride * start;
+ input = static_cast<const uint8_t*>(attrib.pointer);
}
+ }
+ else
+ {
+ input = reinterpret_cast<const uint8_t*>(currentValue.FloatValues);
+ }
- gl::VertexFormat vertexFormat(attrib, currentValue.Type);
- const d3d9::VertexFormat &d3dVertexInfo = d3d9::GetVertexFormatInfo(mRenderer->getCapsDeclTypes(), vertexFormat);
- bool needsConversion = (d3dVertexInfo.conversionType & VERTEX_CONVERT_CPU) > 0;
-
- if (!needsConversion && inputStride == elementSize)
- {
- size_t copySize = static_cast<size_t>(count) * static_cast<size_t>(inputStride);
- memcpy(mapPtr, input, copySize);
- }
- else
- {
- d3dVertexInfo.copyFunction(input, inputStride, count, mapPtr);
- }
+ if (instances == 0 || attrib.divisor == 0)
+ {
+ input += inputStride * start;
+ }
- mVertexBuffer->Unlock();
+ gl::VertexFormat vertexFormat(attrib, currentValue.Type);
+ const d3d9::VertexFormat &d3dVertexInfo = d3d9::GetVertexFormatInfo(mRenderer->getCapsDeclTypes(), vertexFormat);
+ bool needsConversion = (d3dVertexInfo.conversionType & VERTEX_CONVERT_CPU) > 0;
- return true;
+ if (!needsConversion && inputStride == elementSize)
+ {
+ size_t copySize = static_cast<size_t>(count) * static_cast<size_t>(inputStride);
+ memcpy(mapPtr, input, copySize);
}
else
{
- ERR("Vertex buffer not initialized.");
- return false;
+ d3dVertexInfo.copyFunction(input, inputStride, count, mapPtr);
}
+
+ mVertexBuffer->Unlock();
+
+ return gl::Error(GL_NO_ERROR);
}
-bool VertexBuffer9::getSpaceRequired(const gl::VertexAttribute &attrib, GLsizei count, GLsizei instances,
- unsigned int *outSpaceRequired) const
+gl::Error VertexBuffer9::getSpaceRequired(const gl::VertexAttribute &attrib, GLsizei count, GLsizei instances,
+ unsigned int *outSpaceRequired) const
{
return spaceRequired(attrib, count, instances, outSpaceRequired);
}
return mBufferSize;
}
-bool VertexBuffer9::setBufferSize(unsigned int size)
+gl::Error VertexBuffer9::setBufferSize(unsigned int size)
{
if (size > mBufferSize)
{
}
else
{
- return true;
+ return gl::Error(GL_NO_ERROR);
}
}
-bool VertexBuffer9::discard()
+gl::Error VertexBuffer9::discard()
{
- if (mVertexBuffer)
+ if (!mVertexBuffer)
{
- void *dummy;
- HRESULT result;
+ return gl::Error(GL_OUT_OF_MEMORY, "Internal vertex buffer is not initialized.");
+ }
- result = mVertexBuffer->Lock(0, 1, &dummy, D3DLOCK_DISCARD);
- if (FAILED(result))
- {
- ERR("Discard lock failed with error 0x%08x", result);
- return false;
- }
+ void *dummy;
+ HRESULT result;
- result = mVertexBuffer->Unlock();
- if (FAILED(result))
- {
- ERR("Discard unlock failed with error 0x%08x", result);
- return false;
- }
-
- return true;
+ result = mVertexBuffer->Lock(0, 1, &dummy, D3DLOCK_DISCARD);
+ if (FAILED(result))
+ {
+ return gl::Error(GL_OUT_OF_MEMORY, "Failed to lock internal buffer for discarding, HRESULT: 0x%08x", result);
}
- else
+
+ result = mVertexBuffer->Unlock();
+ if (FAILED(result))
{
- ERR("Vertex buffer not initialized.");
- return false;
+ return gl::Error(GL_OUT_OF_MEMORY, "Failed to unlock internal buffer for discarding, HRESULT: 0x%08x", result);
}
+
+ return gl::Error(GL_NO_ERROR);
}
IDirect3DVertexBuffer9 * VertexBuffer9::getBuffer() const
return mVertexBuffer;
}
-bool VertexBuffer9::spaceRequired(const gl::VertexAttribute &attrib, std::size_t count, GLsizei instances,
- unsigned int *outSpaceRequired) const
+gl::Error VertexBuffer9::spaceRequired(const gl::VertexAttribute &attrib, std::size_t count, GLsizei instances,
+ unsigned int *outSpaceRequired) const
{
gl::VertexFormat vertexFormat(attrib, GL_FLOAT);
const d3d9::VertexFormat &d3d9VertexInfo = d3d9::GetVertexFormatInfo(mRenderer->getCapsDeclTypes(), vertexFormat);
{
*outSpaceRequired = d3d9VertexInfo.outputElementSize * elementCount;
}
- return true;
+ return gl::Error(GL_NO_ERROR);
}
else
{
- return false;
+ return gl::Error(GL_OUT_OF_MEMORY, "New vertex buffer size would result in an overflow.");
}
}
else
{
*outSpaceRequired = elementSize * 4;
}
- return true;
+ return gl::Error(GL_NO_ERROR);
}
}