author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 19 Aug 2010 10:48:02 +0300 | |
branch | RCL_3 |
changeset 50 | 1801340c26a2 |
parent 17 | 3ac8bf5c5014 |
child 51 | e5af45d51884 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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|
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#include "HuiFxVg10OffscreenRenderbuffer.h" |
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#include "HuiVg10RenderPlugin.h" |
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#include "uiacceltk/HuiEnv.h" |
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#include "uiacceltk/HuiDisplay.h" |
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CHuiFxVg10OffscreenRenderbuffer* CHuiFxVg10OffscreenRenderbuffer::NewL(CHuiVg10RenderPlugin& aPlugin, const TSize& aSize) |
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{ |
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CHuiFxVg10OffscreenRenderbuffer* e = new (ELeave) CHuiFxVg10OffscreenRenderbuffer(); |
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CleanupStack::PushL(e); |
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e->ConstructL(aPlugin, aSize); |
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CleanupStack::Pop(e); |
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return e; |
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} |
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void CHuiFxVg10OffscreenRenderbuffer::ConstructL(CHuiVg10RenderPlugin& aPlugin, const TSize& aSize) |
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{ |
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CHuiFxRenderbuffer::ConstructL(aSize, EBufferTypeOffscreen); |
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iPlugin = &aPlugin; |
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PushEGLContext(); |
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#ifndef __WINS__ // Should possibly query the supported mode instead? |
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VGImageFormat imageInternalFormat = VG_sARGB_8888_PRE; |
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#else |
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VGImageFormat imageInternalFormat = VG_sARGB_8888; |
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#endif |
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iImage = vgCreateImage(imageInternalFormat, aSize.iWidth, aSize.iHeight, |
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VG_IMAGE_QUALITY_NONANTIALIASED); |
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HUIFX_VG_INVARIANT(); |
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const TInt BITS_PER_CHANNEL = 8; |
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// Choose an EGL config |
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const EGLint attrs[] = |
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{ |
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EGL_SURFACE_TYPE, EGL_PBUFFER_BIT, |
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EGL_RENDERABLE_TYPE, EGL_OPENVG_BIT, |
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EGL_RED_SIZE, BITS_PER_CHANNEL, |
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EGL_GREEN_SIZE, BITS_PER_CHANNEL, |
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EGL_BLUE_SIZE, BITS_PER_CHANNEL, |
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EGL_ALPHA_SIZE, BITS_PER_CHANNEL, |
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EGL_NONE |
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}; |
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TInt configCount = iPlugin->EglChooseConfig(attrs); |
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ASSERT(configCount > 0); |
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EGLConfig config = iPlugin->EglConfig(0); |
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// Create a context |
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iContext = eglCreateContext(iPlugin->EglDisplay(), config, |
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iPlugin->EglSharedContext(), NULL); |
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if(iContext == EGL_NO_CONTEXT) |
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{ |
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EGLint err = eglGetError(); |
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RDebug::Print(_L("CHuiFxVg10OffscreenRenderbuffer::InitializeL() - EGLContext creation failed: EglError -- %04x"), err); |
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User::Leave(KErrGeneral); |
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} |
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// Create a pbuffer surface |
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CHuiVg10RenderPlugin& renderer = CHuiStatic::Vg10Renderer(); |
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iSurface = renderer.CreatePBufferSurface(iPlugin->EglDisplay(), EGL_OPENVG_IMAGE, |
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iImage, config); |
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if(iSurface == EGL_NO_SURFACE) |
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{ |
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EGLint err = eglGetError(); |
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RDebug::Print(_L("CHuiFxVg10OffscreenRenderbuffer::InitializeL() - EGLSurface creation failed: EglError -- %04x"), err); |
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User::Leave(KErrGeneral); |
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} |
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// Initialize the context |
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iGc = iPlugin->CreateGcL(); |
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this->InitGc(aSize); |
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PopEGLContext(); |
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} |
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CHuiFxVg10OffscreenRenderbuffer::~CHuiFxVg10OffscreenRenderbuffer() |
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{ |
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delete iGc; |
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102 |
|
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103 |
if(iPlugin) |
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104 |
{ |
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eglDestroySurface(iPlugin->EglDisplay(), iSurface); |
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eglDestroyContext(iPlugin->EglDisplay(), iContext); |
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107 |
} |
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108 |
|
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if (iRotatedImage != VG_INVALID_HANDLE) |
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110 |
{ |
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vgDestroyImage(iRotatedImage); |
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HUIFX_VG_INVARIANT(); |
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113 |
} |
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vgDestroyImage(iImage); |
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HUIFX_VG_INVARIANT(); |
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116 |
} |
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117 |
|
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118 |
void CHuiFxVg10OffscreenRenderbuffer::InitGc(const TSize& aSize) |
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119 |
{ |
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BindAsRenderTarget(); |
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iGc->InitState(); |
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VGfloat color[] = |
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123 |
{ |
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124 |
.0f, .0f, .0f, .0f |
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125 |
}; |
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vgSetfv(VG_CLEAR_COLOR, sizeof(color) / sizeof(VGfloat), color); |
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vgClear(0, 0, aSize.iWidth, aSize.iHeight); |
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UnbindAsRenderTarget(); |
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129 |
|
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130 |
// Let renderer know that we have been fiddlling with OpenVg state directly |
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131 |
// "iGc->InitState" confuses scissoring setting, so lets notify it. |
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132 |
CHuiVg10RenderPlugin& renderer = CHuiStatic::Vg10Renderer(); |
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133 |
renderer.AddRestoreStateFlags(EHuiVg10GcStateFlagDirtyScissor); |
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renderer.AddRestoreStateFlags(EHuiVg10GcStateFlagDirtyBlendMode); |
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135 |
} |
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136 |
|
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137 |
void CHuiFxVg10OffscreenRenderbuffer::PrepareForReuse(const TSize& aReusedSize) |
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138 |
{ |
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139 |
if (iBackgroundEnabled) |
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140 |
{ |
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141 |
ReadBackground(); |
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142 |
} |
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143 |
else |
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144 |
{ |
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const TInt COLOR_COMPONENTS = 4; |
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146 |
VGfloat savedColor[COLOR_COMPONENTS]; |
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vgGetfv(VG_CLEAR_COLOR, COLOR_COMPONENTS, savedColor); |
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148 |
|
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VGfloat color[COLOR_COMPONENTS] = |
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150 |
{ |
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151 |
.0f, .0f, .0f, .0f |
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152 |
}; |
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153 |
vgSetfv(VG_CLEAR_COLOR, COLOR_COMPONENTS, color); |
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154 |
vgClearImage(Image(), 0, 0, aReusedSize.iWidth, aReusedSize.iHeight); |
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155 |
vgSetfv(VG_CLEAR_COLOR, COLOR_COMPONENTS, savedColor); |
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156 |
} |
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157 |
|
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HUIFX_VG_INVARIANT(); |
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159 |
} |
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160 |
|
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161 |
CHuiGc& CHuiFxVg10OffscreenRenderbuffer::BindAsRenderTarget() |
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162 |
{ |
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163 |
// Save current context and surfaces |
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iSavedContext = eglGetCurrentContext(); |
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iSavedDrawSurface = eglGetCurrentSurface(EGL_DRAW); |
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166 |
iSavedReadSurface = eglGetCurrentSurface(EGL_READ); |
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167 |
ASSERT(iSavedContext != iContext); |
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ASSERT(iSavedDrawSurface != iSurface); |
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ASSERT(iSavedReadSurface != iSurface); |
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170 |
|
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171 |
// Bind our own surface |
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172 |
eglMakeCurrent(iPlugin->EglDisplay(), iSurface, iSurface, iContext); |
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ASSERT(eglGetError() == EGL_SUCCESS); |
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174 |
|
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175 |
return *iGc; |
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176 |
} |
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177 |
|
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178 |
void CHuiFxVg10OffscreenRenderbuffer::BindAsTexture(THuiFxRenderbufferUsage aUsage) |
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179 |
{ |
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180 |
// Nothing to do |
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181 |
} |
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182 |
|
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183 |
void CHuiFxVg10OffscreenRenderbuffer::UnbindAsTexture() |
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184 |
{ |
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185 |
// Nothing to do |
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186 |
} |
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187 |
|
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188 |
void CHuiFxVg10OffscreenRenderbuffer::UnbindAsRenderTarget() |
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189 |
{ |
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190 |
// Restore original surface & context |
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191 |
eglMakeCurrent(iPlugin->EglDisplay(), iSavedDrawSurface, iSavedReadSurface, |
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192 |
iSavedContext); |
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193 |
ASSERT(eglGetError() == EGL_SUCCESS); |
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194 |
} |
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195 |
|
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196 |
VGImage CHuiFxVg10OffscreenRenderbuffer::Image() const |
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197 |
{ |
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return iImage; |
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199 |
} |
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200 |
|
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201 |
void CHuiFxVg10OffscreenRenderbuffer::ReadBackground() |
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202 |
{ |
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203 |
if (iBackgroundEnabled) |
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204 |
{ |
17
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0
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205 |
TBool rotatedDisplay = EFalse; |
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CHuiGc::TOrientation orientation = CHuiStatic::Env().PrimaryDisplay().Orientation(); |
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// The current context can be the screen context or, in case of nested effects, an "effect off-screen" |
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// context. The latter uses VG image that is encapsulated inside PBuffer surface. |
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// Only if we have the screen context, the surface content can be in rotated state. |
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TBool isScreenContext = (iPlugin->EglSharedContext() == eglGetCurrentContext()); |
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if (isScreenContext) |
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{ |
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rotatedDisplay = orientation == CHuiGc::EOrientationCCW90 || orientation == CHuiGc::EOrientationCW90; |
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} |
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// Read surface size from egl |
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EGLDisplay eglDisp = eglGetCurrentDisplay(); |
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EGLSurface eglSurf = eglGetCurrentSurface(EGL_DRAW); |
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EGLint sfWidth; |
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EGLint sfHeight; |
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eglQuerySurface(eglDisp, eglSurf, EGL_WIDTH, &sfWidth); |
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eglQuerySurface(eglDisp, eglSurf, EGL_HEIGHT, &sfHeight); |
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#ifdef HUIFX_TRACE |
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RDebug::Print(_L("CHuiFxVg10OffscreenRenderbuffer::ReadBackground - surface size: %i,%i "), sfWidth, sfHeight); |
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#endif |
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// Read pixels from surface |
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if (!rotatedDisplay) |
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{ |
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// Much easier if no rotation ! |
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vgGetPixels(iImage, 0, 0, iPosition.iX, sfHeight - (iPosition.iY + iSize.iHeight), iSize.iWidth, iSize.iHeight); |
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} |
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else |
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{ |
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// If screen is rotated but surface is not in native orientation, this gets difficult |
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// because vgGetPixels is not affected by transformations. |
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|
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// display size = surface size rotated |
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TInt displayHeight = sfWidth; |
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TInt displayWidth = sfHeight; |
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|
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TSize newRotatedImageSize = TSize(iSize.iHeight, iSize.iWidth); |
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if (iRotatedImage == VG_INVALID_HANDLE || iRotatedImageSize != newRotatedImageSize) |
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{ |
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PushEGLContext(); |
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// *** Create new vg image |
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|
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// Remove existing vg image, if any |
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if (iRotatedImage != VG_INVALID_HANDLE) |
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{ |
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vgDestroyImage(iRotatedImage); |
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iRotatedImage = VG_INVALID_HANDLE; |
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HUIFX_VG_INVARIANT(); |
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} |
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#ifndef __WINS__ // Should possibly query the supported mode instead? |
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VGImageFormat imageInternalFormat = VG_sARGB_8888_PRE; |
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#else |
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VGImageFormat imageInternalFormat = VG_sARGB_8888; |
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#endif |
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|
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iRotatedImageSize = newRotatedImageSize; |
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iRotatedImage = vgCreateImage(imageInternalFormat, iRotatedImageSize.iWidth, iRotatedImageSize.iHeight, |
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VG_IMAGE_QUALITY_NONANTIALIASED); |
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//iRotatedImage = vgCreateImage(imageInternalFormat, iSize.iWidth, iSize.iHeight, |
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// VG_IMAGE_QUALITY_NONANTIALIASED); |
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|
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PopEGLContext(); |
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} |
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|
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|
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// If we have rotation on CHuiGc level, we must manually take that into account when |
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// accessing pixels directly |
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TSize rotatedSize = iSize; |
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TPoint rotatedPos = iPosition; |
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TRect renderBufferLocation = TRect(iPosition, iSize); |
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if(orientation == CHuiGc::EOrientationCCW90) |
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{ |
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// Rotate the buffer location relative to real surface coordinates |
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rotatedSize = TSize(iSize.iHeight, iSize.iWidth); |
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rotatedPos = TPoint(displayHeight - iPosition.iY - iSize.iHeight, iPosition.iX); |
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renderBufferLocation = TRect(rotatedPos, rotatedSize); |
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} |
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else if(orientation == CHuiGc::EOrientationCW90) |
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{ |
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// Rotate the buffer location relative to real surface coordinates |
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rotatedSize = TSize(iSize.iHeight, iSize.iWidth); |
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rotatedPos = TPoint(iPosition.iY, displayWidth - iPosition.iX - iSize.iWidth); |
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renderBufferLocation = TRect(rotatedPos, rotatedSize); |
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} |
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else |
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{ |
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// nothing |
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} |
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|
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#ifdef HUIFX_TRACE |
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RDebug::Print(_L("CHuiFxVg10OffscreenRenderbuffer::ReadBackground - renderBufferLocation: %i,%i, %i,%i "), |
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renderBufferLocation.iTl.iX, |
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|
304 |
renderBufferLocation.iTl.iY, |
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parents:
diff
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|
305 |
renderBufferLocation.iBr.iX, |
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Revision: 201003
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parents:
diff
changeset
|
306 |
renderBufferLocation.iBr.iY); |
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Revision: 201003
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diff
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|
307 |
|
17
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Revision: 201016
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0
diff
changeset
|
308 |
TRect vgRect(TPoint(renderBufferLocation.iTl.iX, sfHeight - renderBufferLocation.iTl.iY - rotatedSize.iHeight), rotatedSize); |
0
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diff
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|
309 |
|
17
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parents:
0
diff
changeset
|
310 |
RDebug::Print(_L("CHuiFxVg10OffscreenRenderbuffer::ReadBackground - vgRect: %i,%i, %i,%i "), |
0
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Revision: 201003
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parents:
diff
changeset
|
311 |
vgRect.iTl.iX, |
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Revision: 201003
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parents:
diff
changeset
|
312 |
vgRect.iTl.iY, |
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Revision: 201003
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parents:
diff
changeset
|
313 |
vgRect.iBr.iX, |
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Revision: 201003
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parents:
diff
changeset
|
314 |
vgRect.iBr.iY); |
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Revision: 201003
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parents:
diff
changeset
|
315 |
#endif |
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Revision: 201003
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parents:
diff
changeset
|
316 |
|
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Revision: 201003
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parents:
diff
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|
317 |
// So...first get pixels from surface into rotated image |
17
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Revision: 201016
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parents:
0
diff
changeset
|
318 |
vgGetPixels(iRotatedImage, 0, 0, renderBufferLocation.iTl.iX, sfHeight - (renderBufferLocation.iTl.iY + rotatedSize.iHeight), rotatedSize.iWidth, rotatedSize.iHeight); |
0
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Revision: 201003
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parents:
diff
changeset
|
319 |
|
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Revision: 201003
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parents:
diff
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|
320 |
// Draw rotated image into real buffer image, first bind it as render target... |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
321 |
BindAsRenderTarget(); |
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Revision: 201003
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parents:
diff
changeset
|
322 |
|
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Revision: 201003
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parents:
diff
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|
323 |
// ...store some states... |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
324 |
const TInt VG_MATRIX_SIZE = 9; |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
325 |
VGfloat oldMatrix[VG_MATRIX_SIZE]; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
326 |
vgGetMatrix(oldMatrix); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
327 |
|
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
328 |
// ...set some vg states... |
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Revision: 201003
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parents:
diff
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|
329 |
vgLoadIdentity(); |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
330 |
vgSeti(VG_BLEND_MODE, VG_BLEND_SRC); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
331 |
vgSeti(VG_IMAGE_MODE, VG_DRAW_IMAGE_NORMAL); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
332 |
vgSeti(VG_SCISSORING, VG_FALSE); |
15bf7259bb7c
Revision: 201003
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parents:
diff
changeset
|
333 |
|
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
334 |
TInt w = iSize.iWidth; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
335 |
TInt h = iSize.iHeight; |
15bf7259bb7c
Revision: 201003
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parents:
diff
changeset
|
336 |
|
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Revision: 201003
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parents:
diff
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|
337 |
// ...select right rotation... |
17
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Revision: 201016
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parents:
0
diff
changeset
|
338 |
if (orientation == CHuiGc::EOrientationCW90) |
0
15bf7259bb7c
Revision: 201003
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parents:
diff
changeset
|
339 |
{ |
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Revision: 201003
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parents:
diff
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|
340 |
// Rotate around origo and move back to displayarea |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
341 |
vgRotate(-90); |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
342 |
vgTranslate(-h, 0); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
343 |
} |
17
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Revision: 201016
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parents:
0
diff
changeset
|
344 |
else if (orientation == CHuiGc::EOrientationCCW90) |
0
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
345 |
{ |
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Revision: 201003
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parents:
diff
changeset
|
346 |
// Rotate around origo and move back to displayarea |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
347 |
vgRotate(90); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
348 |
vgTranslate(0, -w); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
349 |
} |
17
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Revision: 201016
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parents:
0
diff
changeset
|
350 |
else if (orientation == CHuiGc::EOrientation180) |
0
15bf7259bb7c
Revision: 201003
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parents:
diff
changeset
|
351 |
{ |
15bf7259bb7c
Revision: 201003
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parents:
diff
changeset
|
352 |
// Rotate around origo and move back to displayarea |
15bf7259bb7c
Revision: 201003
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parents:
diff
changeset
|
353 |
vgRotate(180); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
354 |
vgTranslate(-w, -h); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
355 |
} |
15bf7259bb7c
Revision: 201003
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parents:
diff
changeset
|
356 |
else |
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Revision: 201003
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parents:
diff
changeset
|
357 |
{ |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
358 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
359 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
360 |
// ...Draw... |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
361 |
if (iRotatedImage != VG_INVALID_HANDLE) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
362 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
363 |
vgDrawImage(iRotatedImage); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
364 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
365 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
366 |
// ..and restore default VG states |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
367 |
vgSeti(VG_SCISSORING, VG_TRUE); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
368 |
vgSeti(VG_BLEND_MODE, VG_BLEND_SRC_OVER); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
369 |
vgLoadMatrix(oldMatrix); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
370 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
371 |
// ...finally unbind image and we should have the content correctly. |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
372 |
UnbindAsRenderTarget(); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
373 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
374 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
375 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
376 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
377 |
void CHuiFxVg10OffscreenRenderbuffer::PushEGLContext() |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
378 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
379 |
iPreviousEGLState.iContext= eglGetCurrentContext(); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
380 |
TEGLState& state = iPlugin->GetUploadState(); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
381 |
if (state.iContext == KErrNotFound) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
382 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
383 |
TEGLState& state = iPlugin->GetUploadState(); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
384 |
// the first context used for uploading will be used for all texture uploads |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
385 |
state.iContext = iPreviousEGLState.iContext; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
386 |
state.iDrawSurface = eglGetCurrentSurface(EGL_DRAW); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
387 |
state.iReadSurface = eglGetCurrentSurface(EGL_READ); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
388 |
state.iDisplay = eglGetCurrentDisplay(); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
389 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
390 |
else |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
391 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
392 |
// change context only if necessary |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
393 |
if (iPreviousEGLState.iContext != state.iContext) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
394 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
395 |
iPreviousEGLState.iDrawSurface = eglGetCurrentSurface(EGL_DRAW); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
396 |
iPreviousEGLState.iReadSurface = eglGetCurrentSurface(EGL_READ); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
397 |
iPreviousEGLState.iDisplay = eglGetCurrentDisplay(); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
398 |
eglMakeCurrent(state.iDisplay, state.iDrawSurface, state.iReadSurface, state.iContext); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
399 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
400 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
401 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
402 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
403 |
void CHuiFxVg10OffscreenRenderbuffer::PopEGLContext() |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
404 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
405 |
if (iPreviousEGLState.iContext != iPlugin->GetUploadState().iContext) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
406 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
407 |
eglMakeCurrent(iPreviousEGLState.iDisplay, iPreviousEGLState.iDrawSurface, iPreviousEGLState.iReadSurface,iPreviousEGLState.iContext); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
408 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
409 |
} |