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Some minor modifications in RenderImage implementation

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git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/branches/sfml2@1363 4e206d99-4929-0410-ac5d-dfc041789085
This commit is contained in:
LaurentGom 2010-01-19 22:07:31 +00:00
parent c237305f9b
commit 2e40f341ba
8 changed files with 27 additions and 58 deletions
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6
src/SFML/Graphics/Linux/RenderImageImplPBuffer.cpp
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@ -200,7 +200,7 @@ bool RenderImageImplPBuffer::Activate(bool active)
////////////////////////////////////////////////////////////
/// /see RenderImageImpl::UpdateTexture
////////////////////////////////////////////////////////////
bool RenderImageImplPBuffer::UpdateTexture(unsigned int textureId)
void RenderImageImplPBuffer::UpdateTexture(unsigned int textureId)
{
if (Activate(true))
{
@ -215,11 +215,7 @@ bool RenderImageImplPBuffer::UpdateTexture(unsigned int textureId)
GLCheck(glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, myWidth, myHeight));
GLCheck(glBindTexture(GL_TEXTURE_2D, previous));
return true;
}
return false;
}
} // namespace priv

2
src/SFML/Graphics/Linux/RenderImageImplPBuffer.hpp
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@ -83,7 +83,7 @@ private :
/// /see RenderImageImpl::UpdateTexture
///
////////////////////////////////////////////////////////////
virtual bool UpdateTexture(unsigned textureId);
virtual void UpdateTexture(unsigned textureId);
////////////////////////////////////////////////////////////
// Member data

5
src/SFML/Graphics/RenderImage.cpp
View File

@ -134,8 +134,9 @@ void RenderImage::Display()
// Update the target image
if (myRenderImage)
{
bool pixelsFlipped = myRenderImage->UpdateTexture(myImage.myTexture);
myImage.myPixelsFlipped = pixelsFlipped;
myRenderImage->UpdateTexture(myImage.myTexture);
myImage.myPixelsFlipped = true;
myImage.myArrayUpdated = false;
myImage.myTextureUpdated = true;
}

4
src/SFML/Graphics/RenderImageImpl.hpp
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@ -74,10 +74,8 @@ public :
///
/// \param textureId : OpenGL identifier of the target texture
///
/// \return True if the new pixels are flipped vertically
///
////////////////////////////////////////////////////////////
virtual bool UpdateTexture(unsigned int textureId) = 0;
virtual void UpdateTexture(unsigned int textureId) = 0;
};
} // namespace priv

31
src/SFML/Graphics/RenderImageImplFBO.cpp
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@ -28,7 +28,6 @@
#include <SFML/Graphics/RenderImageImplFBO.hpp>
#include <SFML/Graphics/Image.hpp>
#include <SFML/Graphics/GLCheck.hpp>
#include <SFML/Window/Context.hpp>
#include <iostream>
@ -41,8 +40,7 @@ namespace priv
////////////////////////////////////////////////////////////
RenderImageImplFBO::RenderImageImplFBO() :
myFrameBuffer(0),
myDepthBuffer(0),
myContext (NULL)
myDepthBuffer(0)
{
}
@ -66,9 +64,6 @@ RenderImageImplFBO::~RenderImageImplFBO()
GLuint frameBuffer = static_cast<GLuint>(myFrameBuffer);
GLCheck(glDeleteFramebuffersEXT(1, &frameBuffer));
}
// Destroy the context
delete myContext;
}
@ -89,13 +84,7 @@ bool RenderImageImplFBO::IsSupported()
////////////////////////////////////////////////////////////
bool RenderImageImplFBO::Create(unsigned int width, unsigned int height, unsigned int textureId, bool depthBuffer)
{
// Create the context if not already done
if (!myContext)
myContext = new Context;
// Create the framebuffer object if not already done
if (!myFrameBuffer)
{
// Create the framebuffer object
GLuint frameBuffer = 0;
GLCheck(glGenFramebuffersEXT(1, &frameBuffer));
myFrameBuffer = static_cast<unsigned int>(frameBuffer);
@ -104,17 +93,9 @@ bool RenderImageImplFBO::Create(unsigned int width, unsigned int height, unsigne
std::cerr << "Impossible to create render image (failed to create the frame buffer object)" << std::endl;
return false;
}
}
// Bind the framebuffer
GLCheck(glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, myFrameBuffer));
// Create the depth buffer
if (myDepthBuffer)
{
GLuint depth = static_cast<GLuint>(myDepthBuffer);
GLCheck(glDeleteRenderbuffersEXT(1, &depth));
}
// Create the depth buffer if requested
if (depthBuffer)
{
GLuint depth = 0;
@ -150,8 +131,7 @@ bool RenderImageImplFBO::Create(unsigned int width, unsigned int height, unsigne
////////////////////////////////////////////////////////////
bool RenderImageImplFBO::Activate(bool active)
{
if (myContext)
myContext->SetActive(active);
myContext.SetActive(active);
return true;
}
@ -159,10 +139,9 @@ bool RenderImageImplFBO::Activate(bool active)
////////////////////////////////////////////////////////////
/// /see RenderImageImpl::UpdateTexture
////////////////////////////////////////////////////////////
bool RenderImageImplFBO::UpdateTexture(unsigned int)
void RenderImageImplFBO::UpdateTexture(unsigned int)
{
// Nothing to do: the FBO draws directly into the target image
return true;
}
} // namespace priv

7
src/SFML/Graphics/RenderImageImplFBO.hpp
View File

@ -29,12 +29,11 @@
// Headers
////////////////////////////////////////////////////////////
#include <SFML/Graphics/RenderImageImpl.hpp>
#include <SFML/Window/Context.hpp>
namespace sf
{
class Context;
namespace priv
{
////////////////////////////////////////////////////////////
@ -83,14 +82,14 @@ private :
/// /see RenderImageImpl::UpdateTexture
///
////////////////////////////////////////////////////////////
virtual bool UpdateTexture(unsigned textureId);
virtual void UpdateTexture(unsigned textureId);
////////////////////////////////////////////////////////////
// Member data
////////////////////////////////////////////////////////////
unsigned int myFrameBuffer; ///< OpenGL frame buffer object
unsigned int myDepthBuffer; ///< Optional depth buffer attached to the frame buffer
Context* myContext; ///< Needs a separate OpenGL context for not messing up the other ones
Context myContext; ///< Needs a separate OpenGL context for not messing up the other ones
};
} // namespace priv

6
src/SFML/Graphics/Win32/RenderImageImplPBuffer.cpp
View File

@ -191,7 +191,7 @@ bool RenderImageImplPBuffer::Activate(bool active)
////////////////////////////////////////////////////////////
/// /see RenderImageImpl::UpdateTexture
////////////////////////////////////////////////////////////
bool RenderImageImplPBuffer::UpdateTexture(unsigned int textureId)
void RenderImageImplPBuffer::UpdateTexture(unsigned int textureId)
{
if (Activate(true))
{
@ -206,11 +206,7 @@ bool RenderImageImplPBuffer::UpdateTexture(unsigned int textureId)
GLCheck(glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, myWidth, myHeight));
GLCheck(glBindTexture(GL_TEXTURE_2D, previous));
return true;
}
return false;
}
} // namespace priv

2
src/SFML/Graphics/Win32/RenderImageImplPBuffer.hpp
View File

@ -82,7 +82,7 @@ private :
/// /see RenderImageImpl::UpdateTexture
///
////////////////////////////////////////////////////////////
virtual bool UpdateTexture(unsigned textureId);
virtual void UpdateTexture(unsigned textureId);
////////////////////////////////////////////////////////////
// Member data