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Differential D4830 Diff 21083 source/renderer/backend/gl/Framebuffer.cpp

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source/renderer/backend/gl/Framebuffer.cpp

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namespace Backend namespace Backend
{ {
namespace GL namespace GL
{ {
// static // static
std::unique_ptr<CFramebuffer> CFramebuffer::Create( std::unique_ptr<CFramebuffer> CFramebuffer::Create(
CDevice* device, const char* name, CDevice* device, const char* name, CTexture* colorAttachment,
CTexture* colorAttachment, CTexture* depthStencilAttachment, const AttachmentLoadOp colorAttachmentLoadOp,
const CColor& clearColor) const AttachmentStoreOp colorAttachmentStoreOp,
const CColor& clearColor, CTexture* depthStencilAttachment,
const AttachmentLoadOp depthStencilAttachmentLoadOp,
const AttachmentStoreOp depthStencilAttachmentStoreOp)
{ {
ENSURE(colorAttachment || depthStencilAttachment); ENSURE(colorAttachment || depthStencilAttachment);
std::unique_ptr<CFramebuffer> framebuffer(new CFramebuffer()); std::unique_ptr<CFramebuffer> framebuffer(new CFramebuffer());
framebuffer->m_Device = device; framebuffer->m_Device = device;
framebuffer->m_ClearColor = clearColor; framebuffer->m_ClearColor = clearColor;
framebuffer->m_ColorAttachmentLoadOp = colorAttachmentLoadOp;
framebuffer->m_ColorAttachmentStoreOp = colorAttachmentStoreOp;
framebuffer->m_DepthStencilAttachmentLoadOp = depthStencilAttachmentLoadOp;
framebuffer->m_DepthStencilAttachmentStoreOp = depthStencilAttachmentStoreOp;
glGenFramebuffersEXT(1, &framebuffer->m_Handle); glGenFramebuffersEXT(1, &framebuffer->m_Handle);
if (!framebuffer->m_Handle) if (!framebuffer->m_Handle)
{ {
LOGERROR("Failed to create CFramebuffer object"); LOGERROR("Failed to create CFramebuffer object");
return nullptr; return nullptr;
} }
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, framebuffer->m_Handle); glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, framebuffer->m_Handle);
if (colorAttachment) if (colorAttachment)
{ {
ENSURE(device->IsFramebufferFormatSupported(colorAttachment->GetFormat())); ENSURE(device->IsFramebufferFormatSupported(colorAttachment->GetFormat()));
ENSURE(colorAttachment->GetUsage() & Renderer::Backend::ITexture::Usage::COLOR_ATTACHMENT); ENSURE(colorAttachment->GetUsage() & Renderer::Backend::ITexture::Usage::COLOR_ATTACHMENT);
framebuffer->m_AttachmentMask |= GL_COLOR_BUFFER_BIT; framebuffer->m_AttachmentMask |= GL_COLOR_BUFFER_BIT;
#if CONFIG2_GLES #if CONFIG2_GLES
ENSURE(colorAttachment->GetType() == CTexture::Type::TEXTURE_2D); ENSURE(colorAttachment->GetType() == CTexture::Type::TEXTURE_2D);
const GLenum textureTarget = GL_TEXTURE_2D; const GLenum textureTarget = GL_TEXTURE_2D;
#else #else
const GLenum textureTarget = colorAttachment->GetType() == CTexture::Type::TEXTURE_2D_MULTISAMPLE ? const GLenum textureTarget = colorAttachment->GetType() == CTexture::Type::TEXTURE_2D_MULTISAMPLE ?
GL_TEXTURE_2D_MULTISAMPLE : GL_TEXTURE_2D; GL_TEXTURE_2D_MULTISAMPLE : GL_TEXTURE_2D;
#endif #endif
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0,
textureTarget, colorAttachment->GetHandle(), 0); textureTarget, colorAttachment->GetHandle(), 0);
} }
if (depthStencilAttachment) if (depthStencilAttachment)
{ {
ENSURE(depthStencilAttachment->GetUsage() & Renderer::Backend::ITexture::Usage::DEPTH_STENCIL_ATTACHMENT); ENSURE(depthStencilAttachment->GetUsage() & Renderer::Backend::ITexture::Usage::DEPTH_STENCIL_ATTACHMENT);
framebuffer->m_Width = depthStencilAttachment->GetWidth(); framebuffer->m_Width = depthStencilAttachment->GetWidth();
framebuffer->m_Height = depthStencilAttachment->GetHeight(); framebuffer->m_Height = depthStencilAttachment->GetHeight();
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#if !CONFIG2_GLES #if !CONFIG2_GLES
if (!colorAttachment) if (!colorAttachment)
{ {
glReadBuffer(GL_NONE); glReadBuffer(GL_NONE);
glDrawBuffer(GL_NONE); glDrawBuffer(GL_NONE);
} }
else else
glDrawBuffer(GL_COLOR_ATTACHMENT0_EXT); glDrawBuffer(GL_COLOR_ATTACHMENT0);
#endif #endif
ogl_WarnIfError(); ogl_WarnIfError();
#if !CONFIG2_GLES #if !CONFIG2_GLES
if (framebuffer->m_Device->GetCapabilities().debugLabels) if (framebuffer->m_Device->GetCapabilities().debugLabels)
{ {
glObjectLabel(GL_FRAMEBUFFER, framebuffer->m_Handle, -1, name); glObjectLabel(GL_FRAMEBUFFER, framebuffer->m_Handle, -1, name);
Show All 14 Lines#endif
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0); glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
return framebuffer; return framebuffer;
} }
// static // static
std::unique_ptr<CFramebuffer> CFramebuffer::CreateBackbuffer( std::unique_ptr<CFramebuffer> CFramebuffer::CreateBackbuffer(
CDevice* device) CDevice* device,
const AttachmentLoadOp colorAttachmentLoadOp,
const AttachmentStoreOp colorAttachmentStoreOp,
const AttachmentLoadOp depthStencilAttachmentLoadOp,
const AttachmentStoreOp depthStencilAttachmentStoreOp)
{ {
// Backbuffer for GL is a special case with a zero framebuffer. // Backbuffer for GL is a special case with a zero framebuffer.
std::unique_ptr<CFramebuffer> framebuffer(new CFramebuffer()); std::unique_ptr<CFramebuffer> framebuffer(new CFramebuffer());
framebuffer->m_Device = device; framebuffer->m_Device = device;
framebuffer->m_AttachmentMask = GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT; framebuffer->m_AttachmentMask = GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT;
framebuffer->m_ClearColor = CColor(0.0f, 0.0f, 0.0f, 0.0f); framebuffer->m_ClearColor = CColor(0.0f, 0.0f, 0.0f, 0.0f);
framebuffer->m_ColorAttachmentLoadOp = colorAttachmentLoadOp;
framebuffer->m_ColorAttachmentStoreOp = colorAttachmentStoreOp;
framebuffer->m_DepthStencilAttachmentLoadOp = depthStencilAttachmentLoadOp;
framebuffer->m_DepthStencilAttachmentStoreOp = depthStencilAttachmentStoreOp;
return framebuffer; return framebuffer;
} }
CFramebuffer::CFramebuffer() = default; CFramebuffer::CFramebuffer() = default;
CFramebuffer::~CFramebuffer() CFramebuffer::~CFramebuffer()
{ {
if (m_Handle) if (m_Handle)
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