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Commit e2e9798b by shannon.woods@transgaming.com
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Only discard the storage texture when there is a mismatch with its mipmap chain.

TRAC #20587 Signed-off-by: Geoff Lang Signed-off-by: Shannon Woods Author: Nicolas Capens git-svn-id: https://angleproject.googlecode.com/svn/branches/dx11proto@1954 736b8ea6-26fd-11df-bfd4-992fa37f6226
parent cf103f36
Showing with 57 additions and 33 deletions
src/libGLESv2/Texture.cpp
#include "precompiled.h"
//
// Copyright (c) 2002-2012 The ANGLE Project Authors. All rights reserved.
// Copyright (c) 2002-2013 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
......@@ -378,29 +378,42 @@ GLenum Texture2D::getActualFormat(GLint level) const
return D3DFMT_UNKNOWN;
}
void Texture2D::redefineImage(GLint level, GLint internalformat, GLsizei width, GLsizei height, bool discardMismatchedStorage)
void Texture2D::redefineImage(GLint level, GLint internalformat, GLsizei width, GLsizei height)
{
releaseTexImage();
bool redefined = mImageArray[level]->redefine(mRenderer, internalformat, width, height, false);
// If there currently is a corresponding storage texture image, it has these parameters
const int storageWidth = std::max(1, mImageArray[0]->getWidth() >> level);
const int storageHeight = std::max(1, mImageArray[0]->getHeight() >> level);
const int storageFormat = mImageArray[0]->getInternalFormat();
if (mTexStorage && redefined && discardMismatchedStorage)
mImageArray[level]->redefine(mRenderer, internalformat, width, height, false);
if (mTexStorage)
{
for (int i = 0; i < IMPLEMENTATION_MAX_TEXTURE_LEVELS; i++)
const int storageLevels = mTexStorage->levelCount();
if ((level >= storageLevels && storageLevels != 0) ||
width != storageWidth ||
height != storageHeight ||
internalformat != storageFormat) // Discard mismatched storage
{
mImageArray[i]->markDirty();
}
for (int i = 0; i < IMPLEMENTATION_MAX_TEXTURE_LEVELS; i++)
{
mImageArray[i]->markDirty();
}
delete mTexStorage;
mTexStorage = NULL;
mDirtyImages = true;
delete mTexStorage;
mTexStorage = NULL;
mDirtyImages = true;
}
}
}
void Texture2D::setImage(GLint level, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint unpackAlignment, const void *pixels)
{
GLint internalformat = ConvertSizedInternalFormat(format, type);
redefineImage(level, internalformat, width, height, true);
redefineImage(level, internalformat, width, height);
Texture::setImage(unpackAlignment, pixels, mImageArray[level]);
}
......@@ -444,7 +457,7 @@ void Texture2D::releaseTexImage()
void Texture2D::setCompressedImage(GLint level, GLenum format, GLsizei width, GLsizei height, GLsizei imageSize, const void *pixels)
{
// compressed formats don't have separate sized internal formats-- we can just use the compressed format directly
redefineImage(level, format, width, height, true);
redefineImage(level, format, width, height);
Texture::setCompressedImage(imageSize, pixels, mImageArray[level]);
}
......@@ -480,7 +493,7 @@ void Texture2D::subImageCompressed(GLint level, GLint xoffset, GLint yoffset, GL
void Texture2D::copyImage(GLint level, GLenum format, GLint x, GLint y, GLsizei width, GLsizei height, Framebuffer *source)
{
GLint internalformat = ConvertSizedInternalFormat(format, GL_UNSIGNED_BYTE);
redefineImage(level, internalformat, width, height, true);
redefineImage(level, internalformat, width, height);
if (!mImageArray[level]->isRenderableFormat())
{
......@@ -767,8 +780,7 @@ void Texture2D::generateMipmaps()
{
redefineImage(i, mImageArray[0]->getInternalFormat(),
std::max(mImageArray[0]->getWidth() >> i, 1),
std::max(mImageArray[0]->getHeight() >> i, 1),
false);
std::max(mImageArray[0]->getHeight() >> i, 1));
}
if (mTexStorage && mTexStorage->isRenderTarget())
......@@ -997,7 +1009,7 @@ void TextureCubeMap::setImageNegZ(GLint level, GLsizei width, GLsizei height, GL
void TextureCubeMap::setCompressedImage(GLenum face, GLint level, GLenum format, GLsizei width, GLsizei height, GLsizei imageSize, const void *pixels)
{
// compressed formats don't have separate sized internal formats-- we can just use the compressed format directly
redefineImage(faceIndex(face), level, format, width, height, true);
redefineImage(faceIndex(face), level, format, width, height);
Texture::setCompressedImage(imageSize, pixels, mImageArray[faceIndex(face)][level]);
}
......@@ -1214,7 +1226,7 @@ void TextureCubeMap::convertToRenderTarget()
void TextureCubeMap::setImage(int faceIndex, GLint level, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint unpackAlignment, const void *pixels)
{
GLint internalformat = ConvertSizedInternalFormat(format, type);
redefineImage(faceIndex, level, internalformat, width, height, true);
redefineImage(faceIndex, level, internalformat, width, height);
Texture::setImage(unpackAlignment, pixels, mImageArray[faceIndex][level]);
}
......@@ -1230,24 +1242,37 @@ unsigned int TextureCubeMap::faceIndex(GLenum face)
return face - GL_TEXTURE_CUBE_MAP_POSITIVE_X;
}
void TextureCubeMap::redefineImage(int face, GLint level, GLint internalformat, GLsizei width, GLsizei height, bool discardMismatchedStorage)
void TextureCubeMap::redefineImage(int face, GLint level, GLint internalformat, GLsizei width, GLsizei height)
{
bool redefined = mImageArray[face][level]->redefine(mRenderer, internalformat, width, height, false);
// If there currently is a corresponding storage texture image, it has these parameters
const int storageWidth = std::max(1, mImageArray[0][0]->getWidth() >> level);
const int storageHeight = std::max(1, mImageArray[0][0]->getHeight() >> level);
const int storageFormat = mImageArray[0][0]->getInternalFormat();
if (mTexStorage && redefined && discardMismatchedStorage)
mImageArray[face][level]->redefine(mRenderer, internalformat, width, height, false);
if (mTexStorage)
{
for (int i = 0; i < IMPLEMENTATION_MAX_TEXTURE_LEVELS; i++)
const int storageLevels = mTexStorage->levelCount();
if ((level >= storageLevels && storageLevels != 0) ||
width != storageWidth ||
height != storageHeight ||
internalformat != storageFormat) // Discard mismatched storage
{
for (int f = 0; f < 6; f++)
for (int i = 0; i < IMPLEMENTATION_MAX_TEXTURE_LEVELS; i++)
{
mImageArray[f][i]->markDirty();
for (int f = 0; f < 6; f++)
{
mImageArray[f][i]->markDirty();
}
}
}
delete mTexStorage;
mTexStorage = NULL;
delete mTexStorage;
mTexStorage = NULL;
mDirtyImages = true;
mDirtyImages = true;
}
}
}
......@@ -1255,7 +1280,7 @@ void TextureCubeMap::copyImage(GLenum target, GLint level, GLenum format, GLint
{
unsigned int faceindex = faceIndex(target);
GLint internalformat = gl::ConvertSizedInternalFormat(format, GL_UNSIGNED_BYTE);
redefineImage(faceindex, level, internalformat, width, height, true);
redefineImage(faceindex, level, internalformat, width, height);
if (!mImageArray[faceindex][level]->isRenderableFormat())
{
......@@ -1385,8 +1410,7 @@ void TextureCubeMap::generateMipmaps()
{
redefineImage(f, i, mImageArray[f][0]->getInternalFormat(),
std::max(mImageArray[f][0]->getWidth() >> i, 1),
std::max(mImageArray[f][0]->getWidth() >> i, 1),
false);
std::max(mImageArray[f][0]->getWidth() >> i, 1));
}
}
......
src/libGLESv2/Texture.h
//
// Copyright (c) 2002-2012 The ANGLE Project Authors. All rights reserved.
// Copyright (c) 2002-2013 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
......@@ -180,7 +180,7 @@ class Texture2D : public Texture
bool isMipmapComplete() const;
void redefineImage(GLint level, GLint internalformat, GLsizei width, GLsizei height, bool discardMismatchedStorage);
void redefineImage(GLint level, GLint internalformat, GLsizei width, GLsizei height);
void commitRect(GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height);
rx::Image *mImageArray[IMPLEMENTATION_MAX_TEXTURE_LEVELS];
......@@ -256,7 +256,7 @@ class TextureCubeMap : public Texture
void setImage(int faceIndex, GLint level, GLsizei width, GLsizei height, GLenum format, GLenum type, GLint unpackAlignment, const void *pixels);
void commitRect(int faceIndex, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height);
void redefineImage(int faceIndex, GLint level, GLint internalformat, GLsizei width, GLsizei height, bool discardMismatchedStorage);
void redefineImage(int faceIndex, GLint level, GLint internalformat, GLsizei width, GLsizei height);
rx::Image *mImageArray[6][IMPLEMENTATION_MAX_TEXTURE_LEVELS];
......
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