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authorAndrei Karas <akaras@inbox.ru>2014-06-15 01:37:01 +0300
committerAndrei Karas <akaras@inbox.ru>2014-06-15 01:37:01 +0300
commit0f208c6842ef13d8c68b179eb0ab88a37a0926b0 (patch)
treedc60df46116896fc362ac5067fbc464982ee2cc9
parent8f9ffaa42e6fa11bb963fa9f1a1824d85a50b51b (diff)
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Add OpenGL extension GL_ARB_invalidate_subdata.
And use it for invalidate prepared for deletion images.
-rw-r--r--src/graphicsmanager.cpp10
-rw-r--r--src/render/mgl.cpp1
-rw-r--r--src/render/mgl.h1
-rw-r--r--src/render/mgltypes.h1
-rw-r--r--src/resources/image.cpp9
-rw-r--r--src/resources/image.h2
-rw-r--r--src/resources/openglimagehelper.cpp9
-rw-r--r--src/resources/openglimagehelper.h2
-rw-r--r--src/resources/subimage.cpp7
-rw-r--r--src/resources/subimage.h4
10 files changed, 46 insertions, 0 deletions
diff --git a/src/graphicsmanager.cpp b/src/graphicsmanager.cpp
index 938c0ccf1..4661563e2 100644
--- a/src/graphicsmanager.cpp
+++ b/src/graphicsmanager.cpp
@@ -1054,6 +1054,16 @@ void GraphicsManager::initOpenGLFunctions()
{
logger->log1("GL_ARB_vertex_attrib_binding not supported");
}
+ if (checkGLVersion(4, 3)
+ || supportExtension("GL_ARB_invalidate_subdata"))
+ {
+ logger->log1("found GL_ARB_invalidate_subdata");
+ assignFunction(glInvalidateTexImage, "glInvalidateTexImage");
+ }
+ else
+ {
+ logger->log1("GL_ARB_invalidate_subdata not supported");
+ }
if (checkGLVersion(4, 4) || supportExtension("GL_ARB_multi_bind"))
{
logger->log1("found GL_ARB_multi_bind");
diff --git a/src/render/mgl.cpp b/src/render/mgl.cpp
index 63730fbad..9818b7f04 100644
--- a/src/render/mgl.cpp
+++ b/src/render/mgl.cpp
@@ -95,6 +95,7 @@ defName(glBindVertexBuffers);
defName(glIsBuffer);
defName(glVertexAttribIFormat);
defName(glVertexAttribIPointer);
+defName(glInvalidateTexImage);
#ifdef WIN32
defName(wglGetExtensionsString);
diff --git a/src/render/mgl.h b/src/render/mgl.h
index 53c6b714b..dbd9a4b38 100644
--- a/src/render/mgl.h
+++ b/src/render/mgl.h
@@ -98,6 +98,7 @@ defNameE(glBindVertexBuffers);
defNameE(glIsBuffer);
defNameE(glVertexAttribIFormat);
defNameE(glVertexAttribIPointer);
+defNameE(glInvalidateTexImage);
#ifdef WIN32
defNameE(wglGetExtensionsString);
diff --git a/src/render/mgltypes.h b/src/render/mgltypes.h
index 9deefd41f..14b3b5760 100644
--- a/src/render/mgltypes.h
+++ b/src/render/mgltypes.h
@@ -144,6 +144,7 @@ typedef void (APIENTRY *glVertexAttribIFormat_t) (GLuint attribindex,
GLint size, GLenum type, GLuint relativeoffset);
typedef void (APIENTRY *glVertexAttribIPointer_t) (GLuint index, GLint size,
GLenum type, GLsizei stride, const GLvoid * pointer);
+typedef void (APIENTRY *glInvalidateTexImage_t) (GLuint texture, GLint level);
// callback
typedef void (APIENTRY *GLDEBUGPROC_t) (GLenum source, GLenum type, GLuint id,
diff --git a/src/resources/image.cpp b/src/resources/image.cpp
index d9d2a8a01..d6f5cd27c 100644
--- a/src/resources/image.cpp
+++ b/src/resources/image.cpp
@@ -467,3 +467,12 @@ void Image::SDLTerminateAlphaCache()
SDLCleanCache();
mUseAlphaCache = false;
}
+
+#ifdef USE_OPENGL
+void Image::decRef()
+{
+ if (getRefCount() <= 1)
+ OpenGLImageHelper::invalidate(mGLImage);
+ Resource::decRef();
+}
+#endif
diff --git a/src/resources/image.h b/src/resources/image.h
index 2c67281b7..868b5690e 100644
--- a/src/resources/image.h
+++ b/src/resources/image.h
@@ -167,6 +167,8 @@ class Image notfinal : public Resource
GLuint getGLImage() const A_WARN_UNUSED
{ return mGLImage; }
+ void decRef() override;
+
GLuint mGLImage;
int mTexWidth;
int mTexHeight;
diff --git a/src/resources/openglimagehelper.cpp b/src/resources/openglimagehelper.cpp
index 2ce4bd405..2eadf35ff 100644
--- a/src/resources/openglimagehelper.cpp
+++ b/src/resources/openglimagehelper.cpp
@@ -348,4 +348,13 @@ void OpenGLImageHelper::postInit()
glGenTextures(texturesSize, &mTextures[mFreeTextureIndex]);
}
+void OpenGLImageHelper::invalidate(const GLuint textureId)
+{
+ if (mglInvalidateTexImage)
+ {
+ logger->log("invalidate: %u", textureId);
+ mglInvalidateTexImage(textureId, 0);
+ }
+}
+
#endif
diff --git a/src/resources/openglimagehelper.h b/src/resources/openglimagehelper.h
index d87052592..2a91689d9 100644
--- a/src/resources/openglimagehelper.h
+++ b/src/resources/openglimagehelper.h
@@ -116,6 +116,8 @@ class OpenGLImageHelper final : public ImageHelper
static void setUseTextureSampler(const bool b)
{ mUseTextureSampler = b; }
+ static void invalidate(const GLuint textureId);
+
SDL_Surface *create32BitSurface(int width,
int height) const override final;
diff --git a/src/resources/subimage.cpp b/src/resources/subimage.cpp
index 717858ae0..ef9827810 100644
--- a/src/resources/subimage.cpp
+++ b/src/resources/subimage.cpp
@@ -211,3 +211,10 @@ Image *SubImage::getSubImage(const int x, const int y,
else
return nullptr;
}
+
+#ifdef USE_OPENGL
+void SubImage::decRef()
+{
+ Resource::decRef();
+}
+#endif
diff --git a/src/resources/subimage.h b/src/resources/subimage.h
index 27a76d277..2fe562c30 100644
--- a/src/resources/subimage.h
+++ b/src/resources/subimage.h
@@ -79,6 +79,10 @@ class SubImage final : public Image
const int width,
const int height) override final A_WARN_UNUSED;
+#ifdef USE_OPENGL
+ void decRef() override final;
+#endif
+
SDL_Rect mInternalBounds;
private: