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Differential D4650 Diff 20341 ps/trunk/source/renderer/backend/gl/DeviceCommandContext.cpp

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ps/trunk/source/renderer/backend/gl/DeviceCommandContext.cpp

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void CDeviceCommandContext::SetViewports(const uint32_t viewportCount, const Rect* viewports) void CDeviceCommandContext::SetViewports(const uint32_t viewportCount, const Rect* viewports)
{ {
ENSURE(viewportCount == 1); ENSURE(viewportCount == 1);
glViewport(viewports[0].x, viewports[0].y, viewports[0].width, viewports[0].height); glViewport(viewports[0].x, viewports[0].y, viewports[0].width, viewports[0].height);
ogl_WarnIfError(); ogl_WarnIfError();
} }
void CDeviceCommandContext::SetVertexAttributeFormat( void CDeviceCommandContext::SetVertexAttributeFormat(
const VertexAttributeStream stream, const VertexAttributeStream stream,
const Format format, const Format format,
const uint32_t offset, const uint32_t offset,
const uint32_t stride, const uint32_t stride,
const VertexAttributeRate rate,
const uint32_t bindingSlot) const uint32_t bindingSlot)
{ {
const uint32_t index = static_cast<uint32_t>(stream); const uint32_t index = static_cast<uint32_t>(stream);
ENSURE(index < m_VertexAttributeFormat.size()); ENSURE(index < m_VertexAttributeFormat.size());
ENSURE(bindingSlot < m_VertexAttributeFormat.size()); ENSURE(bindingSlot < m_VertexAttributeFormat.size());
if (!m_VertexAttributeFormat[index].active) if (!m_VertexAttributeFormat[index].active)
return; return;
m_VertexAttributeFormat[index].format = format; m_VertexAttributeFormat[index].format = format;
m_VertexAttributeFormat[index].offset = offset; m_VertexAttributeFormat[index].offset = offset;
m_VertexAttributeFormat[index].stride = stride; m_VertexAttributeFormat[index].stride = stride;
m_VertexAttributeFormat[index].rate = rate;
m_VertexAttributeFormat[index].bindingSlot = bindingSlot; m_VertexAttributeFormat[index].bindingSlot = bindingSlot;
m_VertexAttributeFormat[index].initialized = true; m_VertexAttributeFormat[index].initialized = true;
} }
void CDeviceCommandContext::SetVertexBuffer( void CDeviceCommandContext::SetVertexBuffer(
const uint32_t bindingSlot, IBuffer* buffer) const uint32_t bindingSlot, IBuffer* buffer)
{ {
ENSURE(buffer); ENSURE(buffer);
ENSURE(buffer->GetType() == IBuffer::Type::VERTEX); ENSURE(buffer->GetType() == IBuffer::Type::VERTEX);
ENSURE(m_ShaderProgram); ENSURE(m_ShaderProgram);
BindBuffer(buffer->GetType(), buffer->As<CBuffer>()); BindBuffer(buffer->GetType(), buffer->As<CBuffer>());
for (size_t index = 0; index < m_VertexAttributeFormat.size(); ++index) for (size_t index = 0; index < m_VertexAttributeFormat.size(); ++index)
{ {
if (!m_VertexAttributeFormat[index].active || m_VertexAttributeFormat[index].bindingSlot != bindingSlot) if (!m_VertexAttributeFormat[index].active || m_VertexAttributeFormat[index].bindingSlot != bindingSlot)
continue; continue;
ENSURE(m_VertexAttributeFormat[index].initialized); ENSURE(m_VertexAttributeFormat[index].initialized);
const VertexAttributeStream stream = static_cast<VertexAttributeStream>(index); const VertexAttributeStream stream = static_cast<VertexAttributeStream>(index);
m_ShaderProgram->VertexAttribPointer(stream, m_ShaderProgram->VertexAttribPointer(stream,
m_VertexAttributeFormat[index].format, m_VertexAttributeFormat[index].format,
m_VertexAttributeFormat[index].offset, m_VertexAttributeFormat[index].offset,
m_VertexAttributeFormat[index].stride, m_VertexAttributeFormat[index].stride,
m_VertexAttributeFormat[index].rate,
nullptr); nullptr);
} }
} }
void CDeviceCommandContext::SetVertexBufferData( void CDeviceCommandContext::SetVertexBufferData(
const uint32_t bindingSlot, const void* data) const uint32_t bindingSlot, const void* data, const uint32_t dataSize)
{ {
ENSURE(data); ENSURE(data);
ENSURE(m_ShaderProgram); ENSURE(m_ShaderProgram);
ENSURE(dataSize > 0);
BindBuffer(CBuffer::Type::VERTEX, nullptr); BindBuffer(CBuffer::Type::VERTEX, nullptr);
for (size_t index = 0; index < m_VertexAttributeFormat.size(); ++index) for (size_t index = 0; index < m_VertexAttributeFormat.size(); ++index)
{ {
if (!m_VertexAttributeFormat[index].active || m_VertexAttributeFormat[index].bindingSlot != bindingSlot) if (!m_VertexAttributeFormat[index].active || m_VertexAttributeFormat[index].bindingSlot != bindingSlot)
continue; continue;
ENSURE(m_VertexAttributeFormat[index].initialized); ENSURE(m_VertexAttributeFormat[index].initialized);
const VertexAttributeStream stream = static_cast<VertexAttributeStream>(index); const VertexAttributeStream stream = static_cast<VertexAttributeStream>(index);
// We don't know how many vertices will be used in a draw command, so we
// assume at least one vertex.
ENSURE(dataSize >= m_VertexAttributeFormat[index].offset + m_VertexAttributeFormat[index].stride);
m_ShaderProgram->VertexAttribPointer(stream, m_ShaderProgram->VertexAttribPointer(stream,
m_VertexAttributeFormat[index].format, m_VertexAttributeFormat[index].format,
m_VertexAttributeFormat[index].offset, m_VertexAttributeFormat[index].offset,
m_VertexAttributeFormat[index].stride, m_VertexAttributeFormat[index].stride,
m_VertexAttributeFormat[index].rate,
data); data);
} }
} }
void CDeviceCommandContext::SetIndexBuffer(IBuffer* buffer) void CDeviceCommandContext::SetIndexBuffer(IBuffer* buffer)
{ {
ENSURE(buffer->GetType() == CBuffer::Type::INDEX); ENSURE(buffer->GetType() == CBuffer::Type::INDEX);
m_IndexBuffer = buffer->As<CBuffer>(); m_IndexBuffer = buffer->As<CBuffer>();
m_IndexBufferData = nullptr; m_IndexBufferData = nullptr;
BindBuffer(CBuffer::Type::INDEX, m_IndexBuffer); BindBuffer(CBuffer::Type::INDEX, m_IndexBuffer);
} }
void CDeviceCommandContext::SetIndexBufferData(const void* data) void CDeviceCommandContext::SetIndexBufferData(const void* data, const uint32_t dataSize)
{ {
ENSURE(dataSize > 0);
if (m_IndexBuffer) if (m_IndexBuffer)
{ {
BindBuffer(CBuffer::Type::INDEX, nullptr); BindBuffer(CBuffer::Type::INDEX, nullptr);
m_IndexBuffer = nullptr; m_IndexBuffer = nullptr;
} }
m_IndexBufferData = data; m_IndexBufferData = data;
} }
Show All 40 Linesvoid CDeviceCommandContext::DrawIndexed(
// Don't use glMultiDrawElements here since it doesn't have a significant // Don't use glMultiDrawElements here since it doesn't have a significant
// performance impact and it suffers from various driver bugs (e.g. it breaks // performance impact and it suffers from various driver bugs (e.g. it breaks
// in Mesa 7.10 swrast with index VBOs). // in Mesa 7.10 swrast with index VBOs).
glDrawElements(GL_TRIANGLES, indexCount, GL_UNSIGNED_SHORT, glDrawElements(GL_TRIANGLES, indexCount, GL_UNSIGNED_SHORT,
static_cast<const void*>((static_cast<const uint8_t*>(m_IndexBufferData) + sizeof(uint16_t) * firstIndex))); static_cast<const void*>((static_cast<const uint8_t*>(m_IndexBufferData) + sizeof(uint16_t) * firstIndex)));
ogl_WarnIfError(); ogl_WarnIfError();
} }
void CDeviceCommandContext::DrawInstanced(
const uint32_t firstVertex, const uint32_t vertexCount,
const uint32_t firstInstance, const uint32_t instanceCount)
{
ENSURE(m_Device->GetCapabilities().instancing);
ENSURE(m_ShaderProgram);
ENSURE(m_InsidePass);
if (vertexCount == 0 || instanceCount == 0)
return;
ENSURE(firstInstance == 0);
m_ShaderProgram->AssertPointersBound();
glDrawArraysInstancedARB(GL_TRIANGLES, firstVertex, vertexCount, instanceCount);
ogl_WarnIfError();
}
void CDeviceCommandContext::DrawIndexedInstanced(
const uint32_t firstIndex, const uint32_t indexCount,
const uint32_t firstInstance, const uint32_t instanceCount,
const int32_t vertexOffset)
{
ENSURE(m_Device->GetCapabilities().instancing);
ENSURE(m_ShaderProgram);
ENSURE(m_InsidePass);
ENSURE(m_IndexBuffer || m_IndexBufferData);
if (indexCount == 0)
return;
ENSURE(firstInstance == 0 && vertexOffset == 0);
if (m_IndexBuffer)
{
ENSURE(sizeof(uint16_t) * (firstIndex + indexCount) <= m_IndexBuffer->GetSize());
}
m_ShaderProgram->AssertPointersBound();
// Don't use glMultiDrawElements here since it doesn't have a significant
// performance impact and it suffers from various driver bugs (e.g. it breaks
// in Mesa 7.10 swrast with index VBOs).
glDrawElementsInstancedARB(GL_TRIANGLES, indexCount, GL_UNSIGNED_SHORT,
static_cast<const void*>((static_cast<const uint8_t*>(m_IndexBufferData) + sizeof(uint16_t) * firstIndex)),
instanceCount);
ogl_WarnIfError();
}
void CDeviceCommandContext::DrawIndexedInRange( void CDeviceCommandContext::DrawIndexedInRange(
const uint32_t firstIndex, const uint32_t indexCount, const uint32_t firstIndex, const uint32_t indexCount,
const uint32_t start, const uint32_t end) const uint32_t start, const uint32_t end)
{ {
ENSURE(m_ShaderProgram); ENSURE(m_ShaderProgram);
ENSURE(m_InsidePass); ENSURE(m_InsidePass);
if (indexCount == 0) if (indexCount == 0)
return; return;
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