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Renderer: Implement renderpass attachments clear for OpenGL

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This commit is contained in:
Jérôme Leclercq
2021-05-28 22:55:56 +02:00
parent 392a23eeb1
commit 299585a7de
14 changed files with 276 additions and 96 deletions
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37
src/Nazara/OpenGLRenderer/OpenGLRenderWindow.cpp
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@@ -14,7 +14,6 @@ namespace Nz
{
OpenGLRenderWindow::OpenGLRenderWindow(RenderWindow& owner) :
m_currentFrame(0),
m_renderPass({}, {}, {}),
m_framebuffer(*this),
m_owner(owner)
{
@@ -51,6 +50,40 @@ namespace Nz
m_size = m_owner.GetSize();
// TODO: extract the exact window pixel format
PixelFormat colorFormat;
switch (contextParams.bitsPerPixel)
{
case 8: colorFormat = PixelFormat::R8; break;
case 16: colorFormat = PixelFormat::RG8; break;
case 24: colorFormat = PixelFormat::RGB8; break;
case 32:
default:
colorFormat = PixelFormat::RGBA8;
break;
}
// TODO: extract the exact depth-stencil format
PixelFormat depthFormat;
if (contextParams.stencilBits > 0)
depthFormat = PixelFormat::Depth24Stencil8;
else if (contextParams.depthBits > 24)
depthFormat = PixelFormat::Depth32;
else if (contextParams.depthBits > 16)
depthFormat = PixelFormat::Depth24;
else if (contextParams.depthBits > 0)
depthFormat = PixelFormat::Depth16;
else
depthFormat = PixelFormat::Undefined;
std::vector<RenderPass::Attachment> attachments;
std::vector<RenderPass::SubpassDescription> subpassDescriptions;
std::vector<RenderPass::SubpassDependency> subpassDependencies;
BuildRenderPass(colorFormat, depthFormat, attachments, subpassDescriptions, subpassDependencies);
m_renderPass.emplace(std::move(attachments), std::move(subpassDescriptions), std::move(subpassDependencies));
constexpr std::size_t RenderImageCount = 2;
m_renderImage.reserve(RenderImageCount);
@@ -72,7 +105,7 @@ namespace Nz
const OpenGLRenderPass& OpenGLRenderWindow::GetRenderPass() const
{
return m_renderPass;
return *m_renderPass;
}
void OpenGLRenderWindow::Present()