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/* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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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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#include "degl.h"
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#include "context.h"
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#include "ColorDescriptor.h"
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#include "ImageTarget.h"
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void* deglGetHostProcAddress(char const* proc)
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{
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return EGLtoGLES2Interface::GetEGLInterface()->GetHostProcAddress(proc);
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}
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DGLContext* deglGetCurrentContext(void)
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{
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DGLContext* ctx = static_cast<DGLContext*>(EGLtoGLES2Interface::GetEGLInterface()->GetGLESContext());
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return ctx;
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}
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int deglLockSurface(int read, int draw)
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{
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return EGLtoGLES2Interface::GetEGLInterface()->LockGLESSurface(!!read, !!draw);
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}
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int deglUnlockSurface(void)
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{
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return EGLtoGLES2Interface::GetEGLInterface()->UnlockGLESSurface();
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}
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static EImageTarget dglGLenumToImageTarget(GLenum target)
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{
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switch(target)
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{
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case GL_TEXTURE_2D:
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return IMAGE_TARGET_TEXTURE_2D;
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case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
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return IMAGE_TARGET_TEXTURE_CUBE_MAP_POSITIVE_X;
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case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
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return IMAGE_TARGET_TEXTURE_CUBE_MAP_NEGATIVE_X;
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case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
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return IMAGE_TARGET_TEXTURE_CUBE_MAP_POSITIVE_Y;
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case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
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return IMAGE_TARGET_TEXTURE_CUBE_MAP_NEGATIVE_Y;
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case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
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return IMAGE_TARGET_TEXTURE_CUBE_MAP_POSITIVE_Z;
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case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
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return IMAGE_TARGET_TEXTURE_CUBE_MAP_NEGATIVE_Z;
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case GL_RENDERBUFFER:
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return IMAGE_TARGET_RENDERBUFFER;
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default:
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DGLES2_ASSERT(false);
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}
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// Not reached.
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return (EImageTarget)-1;
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}
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void deglRegisterImageTarget(GLeglImageOES image, GLenum target, GLuint name)
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{
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EGLtoGLES2Interface::GetEGLInterface()->RegisterImageTarget(image, dglGLenumToImageTarget(target), (void*)name);
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}
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void deglUnregisterImageTarget(GLeglImageOES image, GLenum target, GLuint name)
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{
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EGLtoGLES2Interface::GetEGLInterface()->UnregisterImageTarget(image, dglGLenumToImageTarget(target), (void*)name);
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}
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void deglUpdateImageSiblings(GLeglImageOES image, GLenum target, GLuint name)
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{
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EGLtoGLES2Interface::GetEGLInterface()->UpdateImageSiblings(image, dglGLenumToImageTarget(target), (void*)name);
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}
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void deglReleaseTexImage(void* surface, int name, int level)
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{
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EGLtoGLES2Interface::GetEGLInterface()->ReleaseTexImage(surface, name, level);
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}
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static SurfaceDescriptor dglCreateSurfaceDescriptor(int redBits, int redShift, int greenBits, int greenShift, int blueBits, int blueShift, int alphaBits, int alphaShift, int luminanceBits, int luminanceShift, CColorDescriptor::ColorFormat format, int bpp)
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{
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SurfaceDescriptor desc;
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desc.m_colorDescriptor.m_redSize = redBits;
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desc.m_colorDescriptor.m_greenSize = greenBits;
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desc.m_colorDescriptor.m_blueSize = blueBits;
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desc.m_colorDescriptor.m_alphaSize = alphaBits;
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desc.m_colorDescriptor.m_luminanceSize = luminanceBits;
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desc.m_redShift = redShift;
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desc.m_greenShift = greenShift;
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desc.m_blueShift = blueShift;
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desc.m_alphaShift = alphaShift;
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desc.m_luminanceShift = luminanceShift;
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desc.m_colorDescriptor.m_format = format;
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desc.m_colorDescriptor.m_bpp = bpp;
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return desc;
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}
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typedef struct
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{
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SurfaceDescriptor desc;
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GLenum internal_format;
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GLenum data_format;
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GLenum data_type;
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} DescToEnumMapping;
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static bool dglIsDescEqualToMapping(const SurfaceDescriptor& desc, const DescToEnumMapping& mapping)
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{
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if ((desc.m_colorDescriptor.m_redSize == mapping.desc.m_colorDescriptor.m_redSize) &&
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(desc.m_colorDescriptor.m_greenSize == mapping.desc.m_colorDescriptor.m_greenSize) &&
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(desc.m_colorDescriptor.m_blueSize == mapping.desc.m_colorDescriptor.m_blueSize) &&
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(desc.m_colorDescriptor.m_alphaSize == mapping.desc.m_colorDescriptor.m_alphaSize) &&
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(desc.m_colorDescriptor.m_luminanceSize == mapping.desc.m_colorDescriptor.m_luminanceSize) &&
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(desc.m_redShift == mapping.desc.m_redShift) &&
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(desc.m_greenShift == mapping.desc.m_greenShift) &&
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(desc.m_blueShift == mapping.desc.m_blueShift) &&
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(desc.m_alphaShift == mapping.desc.m_alphaShift) &&
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(desc.m_luminanceShift == mapping.desc.m_luminanceShift) &&
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(desc.m_colorDescriptor.m_format == mapping.desc.m_colorDescriptor.m_format) &&
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(desc.m_colorDescriptor.m_bpp == mapping.desc.m_colorDescriptor.m_bpp))
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return true;
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return false;
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}
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static void dglSurfaceDescriptorToGLEnums(const SurfaceDescriptor& desc, GLenum& internal_format, GLenum& data_format, GLenum& data_type)
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{
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static const DescToEnumMapping map[] = {
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/* RGB{A,X} channel ordering */
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// sRGBX_8888
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{dglCreateSurfaceDescriptor(8, 24, 8, 16, 8, 8, 0, 0, 0, 0, CColorDescriptor::sRGBA, 32), GL_SRGB8, GL_RGBA, GL_UNSIGNED_BYTE},
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// sRGBA_8888
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{dglCreateSurfaceDescriptor(8, 24, 8, 16, 8, 8, 8, 0, 0, 0, CColorDescriptor::sRGBA, 32), GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_BYTE},
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// sRGBA_8888_PRE
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{dglCreateSurfaceDescriptor(8, 24, 8, 16, 8, 8, 8, 0, 0, 0, CColorDescriptor::sRGBA_PRE, 32), GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_BYTE},
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// sRGB_565
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{dglCreateSurfaceDescriptor(5, 11, 6, 5, 5, 0, 0, 0, 0, 0, CColorDescriptor::sRGBA, 16), GL_SRGB8, GL_RGB, GL_UNSIGNED_SHORT_5_6_5},
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// sRGBA_5551
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{dglCreateSurfaceDescriptor(5, 11, 5, 6, 5, 1, 1, 0, 0, 0, CColorDescriptor::sRGBA, 16), GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1},
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// sRGBA_4444
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{dglCreateSurfaceDescriptor(4, 12, 4, 8, 4, 4, 4, 0, 0, 0, CColorDescriptor::sRGBA, 16), GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4},
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// sL_8
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{dglCreateSurfaceDescriptor(0, 0, 0, 0, 0, 0, 0, 0, 8, 0, CColorDescriptor::sLA, 8), GL_SLUMINANCE8, GL_LUMINANCE, GL_UNSIGNED_BYTE},
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// lRGBX_8888
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{dglCreateSurfaceDescriptor(8, 24, 8, 16, 8, 8, 0, 0, 0, 0, CColorDescriptor::lRGBA, 32), GL_RGB8, GL_RGBA, GL_UNSIGNED_BYTE},
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// lRGBA_8888
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{dglCreateSurfaceDescriptor(8, 24, 8, 16, 8, 8, 8, 0, 0, 0, CColorDescriptor::lRGBA, 32), GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE},
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// lRGBA_8888_PRE
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{dglCreateSurfaceDescriptor(8, 24, 8, 16, 8, 8, 8, 0, 0, 0, CColorDescriptor::lRGBA_PRE, 32), GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE},
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// lL_8
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{dglCreateSurfaceDescriptor(0, 0, 0, 0, 0, 0, 0, 0, 8, 0, CColorDescriptor::lLA, 8), GL_LUMINANCE8, GL_LUMINANCE, GL_UNSIGNED_BYTE},
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// A_8
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{dglCreateSurfaceDescriptor(0, 0, 0, 0, 0, 0, 8, 0, 0, 0, CColorDescriptor::lRGBA, 8), GL_ALPHA8, GL_ALPHA, GL_UNSIGNED_BYTE},
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// These should be converted to a compatible format by VG.
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/*
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// BW_1
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{dglCreateSurfaceDescriptor(0, 0, 0, 0, 0, 0, 0, 0, 1, 0, CColorDescriptor::lLA, 1), GL_NONE, GL_NONE, GL_NONE},
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// A_1
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{dglCreateSurfaceDescriptor(0, 0, 0, 0, 0, 0, 1, 0, 0, 0, CColorDescriptor::lRGBA, 1), GL_NONE, GL_NONE, GL_NONE},
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// A_4
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{dglCreateSurfaceDescriptor(0, 0, 0, 0, 0, 0, 4, 0, 0, 0, CColorDescriptor::lRGBA, 4), GL_NONE, GL_NONE, GL_NONE},
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*/
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/* {A,X}RGB channel ordering */
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// sXRGB_8888
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{dglCreateSurfaceDescriptor(8, 16, 8, 8, 8, 0, 0, 0, 0, 0, CColorDescriptor::sRGBA, 32), GL_SRGB8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV},
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// sARGB_8888
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{dglCreateSurfaceDescriptor(8, 16, 8, 8, 8, 0, 8, 24, 0, 0, CColorDescriptor::sRGBA, 32), GL_SRGB8_ALPHA8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV},
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// sARGB_8888_PRE
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{dglCreateSurfaceDescriptor(8, 16, 8, 8, 8, 0, 8, 24, 0, 0, CColorDescriptor::sRGBA_PRE, 32), GL_SRGB8_ALPHA8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV},
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// sARGB_1555
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{dglCreateSurfaceDescriptor(5, 10, 5, 5, 5, 0, 1, 15, 0, 0, CColorDescriptor::sRGBA, 16), GL_SRGB8_ALPHA8, GL_BGRA, GL_UNSIGNED_SHORT_1_5_5_5_REV},
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// sARGB_4444
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{dglCreateSurfaceDescriptor(4, 8, 4, 4, 4, 0, 4, 12, 0, 0, CColorDescriptor::sRGBA, 16), GL_SRGB8_ALPHA8, GL_BGRA, GL_UNSIGNED_SHORT_4_4_4_4_REV},
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// lXRGB_8888
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{dglCreateSurfaceDescriptor(8, 16, 8, 8, 8, 0, 0, 0, 0, 0, CColorDescriptor::lRGBA, 32), GL_RGB8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV},
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// lARGB_8888
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{dglCreateSurfaceDescriptor(8, 16, 8, 8, 8, 0, 8, 24, 0, 0, CColorDescriptor::lRGBA, 32), GL_RGBA8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV},
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// lARGB_8888_PRE
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{dglCreateSurfaceDescriptor(8, 16, 8, 8, 8, 0, 8, 24, 0, 0, CColorDescriptor::lRGBA_PRE, 32), GL_RGBA8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV},
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/* BGR{A,X} channel ordering */
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// sBGRX_8888
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{dglCreateSurfaceDescriptor(8, 8, 8, 16, 8, 24, 0, 0, 0, 0, CColorDescriptor::sRGBA, 32), GL_SRGB8, GL_BGRA, GL_UNSIGNED_BYTE},
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// sBGRA_8888
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{dglCreateSurfaceDescriptor(8, 8, 8, 16, 8, 24, 8, 0, 0, 0, CColorDescriptor::sRGBA, 32), GL_SRGB8_ALPHA8, GL_BGRA, GL_UNSIGNED_BYTE},
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// sBGRA_8888_PRE
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{dglCreateSurfaceDescriptor(8, 8, 8, 16, 8, 24, 8, 0, 0, 0, CColorDescriptor::sRGBA_PRE, 32), GL_SRGB8_ALPHA8, GL_BGRA, GL_UNSIGNED_BYTE},
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// sBGR_565
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{dglCreateSurfaceDescriptor(5, 0, 6, 5, 5, 11, 0, 0, 0, 0, CColorDescriptor::sRGBA, 16), GL_SRGB8, GL_BGR, GL_UNSIGNED_SHORT_5_6_5},
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// sBGRA_5551
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{dglCreateSurfaceDescriptor(5, 1, 5, 6, 5, 11, 1, 0, 0, 0, CColorDescriptor::sRGBA, 16), GL_SRGB8_ALPHA8, GL_BGRA, GL_UNSIGNED_SHORT_5_5_5_1},
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// sBGRA_4444
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{dglCreateSurfaceDescriptor(4, 4, 4, 8, 4, 12, 4, 0, 0, 0, CColorDescriptor::sRGBA, 16), GL_SRGB8_ALPHA8, GL_BGRA, GL_UNSIGNED_SHORT_4_4_4_4},
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// lBGRX_8888
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{dglCreateSurfaceDescriptor(8, 8, 8, 16, 8, 24, 0, 0, 0, 0, CColorDescriptor::lRGBA, 32), GL_RGB8, GL_BGRA, GL_UNSIGNED_BYTE},
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// lBGRA_8888
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{dglCreateSurfaceDescriptor(8, 8, 8, 16, 8, 24, 8, 0, 0, 0, CColorDescriptor::lRGBA, 32), GL_RGBA8, GL_BGRA, GL_UNSIGNED_BYTE},
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// lBGRA_8888_PRE
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{dglCreateSurfaceDescriptor(8, 8, 8, 16, 8, 24, 8, 0, 0, 0, CColorDescriptor::lRGBA_PRE, 32), GL_RGBA8, GL_BGRA, GL_UNSIGNED_BYTE},
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/* {A,X}BGR channel ordering */
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// sXBGR_8888
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{dglCreateSurfaceDescriptor(8, 0, 8, 8, 8, 16, 0, 0, 0, 0, CColorDescriptor::sRGBA, 32), GL_SRGB8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV},
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// sABGR_8888
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{dglCreateSurfaceDescriptor(8, 0, 8, 8, 8, 16, 8, 24, 0, 0, CColorDescriptor::sRGBA, 32), GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV},
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// sABGR_8888_PRE
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{dglCreateSurfaceDescriptor(8, 0, 8, 8, 8, 16, 8, 24, 0, 0, CColorDescriptor::sRGBA_PRE, 32), GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV},
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// sABGR_1555
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{dglCreateSurfaceDescriptor(5, 0, 5, 5, 5, 10, 1, 15, 0, 0, CColorDescriptor::sRGBA, 16), GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_SHORT_1_5_5_5_REV},
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// sABGR_4444
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{dglCreateSurfaceDescriptor(4, 0, 4, 4, 4, 8, 4, 12, 0, 0, CColorDescriptor::sRGBA, 16), GL_SRGB8_ALPHA8, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4_REV},
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// lXBGR_8888
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{dglCreateSurfaceDescriptor(8, 0, 8, 8, 8, 16, 0, 0, 0, 0, CColorDescriptor::lRGBA, 32), GL_RGB8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV},
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// lABGR_8888
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{dglCreateSurfaceDescriptor(8, 0, 8, 8, 8, 16, 8, 24, 0, 0, CColorDescriptor::lRGBA, 32), GL_RGBA8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV},
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// lABGR_8888_PRE:
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{dglCreateSurfaceDescriptor(8, 0, 8, 8, 8, 16, 8, 24, 0, 0, CColorDescriptor::lRGBA_PRE, 32), GL_RGBA8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV}};
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for (size_t i = 0; i < sizeof(map)/sizeof(map[0]); i++)
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{
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if (dglIsDescEqualToMapping(desc, map[i]))
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{
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internal_format = map[i].internal_format;
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data_format = map[i].data_format;
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|
|
248 |
data_type = map[i].data_type;
|
|
|
249 |
DGLES2_ASSERT(internal_format != GL_NONE && data_format != GL_NONE && data_type != GL_NONE);
|
|
|
250 |
return;
|
|
|
251 |
}
|
|
|
252 |
}
|
|
|
253 |
DGLES2_ASSERT(GL_FALSE);
|
|
|
254 |
return;
|
|
|
255 |
}
|
|
|
256 |
|
|
|
257 |
void deglGetImageInfo(GLeglImageOES image, GLenum* internal_format, GLsizei* width, GLsizei* height, GLsizei* stride, GLenum* data_format, GLenum* data_type)
|
|
|
258 |
{
|
|
|
259 |
DGLES2_ASSERT(image != NULL);
|
|
|
260 |
DGLES2_ASSERT(internal_format != NULL);
|
|
|
261 |
DGLES2_ASSERT(width != NULL);
|
|
|
262 |
DGLES2_ASSERT(height != NULL);
|
|
|
263 |
DGLES2_ASSERT(stride != NULL);
|
|
|
264 |
DGLES2_ASSERT(data_format != NULL);
|
|
|
265 |
DGLES2_ASSERT(data_type != NULL);
|
|
|
266 |
|
|
|
267 |
SurfaceDescriptor desc;
|
|
|
268 |
EGLtoGLES2Interface::GetEGLInterface()->GetDescForImage(image, desc);
|
|
|
269 |
|
|
|
270 |
*width = desc.m_width;
|
|
|
271 |
*height = desc.m_height;
|
|
|
272 |
*stride = desc.m_stride;
|
|
|
273 |
dglSurfaceDescriptorToGLEnums(desc, *internal_format, *data_format, *data_type);
|
|
|
274 |
}
|
|
|
275 |
|
|
|
276 |
void* deglGetImageData(GLeglImageOES image)
|
|
|
277 |
{
|
|
|
278 |
DGLES2_ASSERT(image != NULL);
|
|
|
279 |
return EGLtoGLES2Interface::GetEGLInterface()->GetDataForImage(image);
|
|
|
280 |
}
|
|
|
281 |
|
|
|
282 |
namespace
|
|
|
283 |
{
|
|
|
284 |
EGLtoGLES2Interface g_EGLtoGLES2Interface;
|
|
|
285 |
}
|
|
|
286 |
|
|
|
287 |
IEGLtoGLES2Interface* getGLES2Interface(void)
|
|
|
288 |
{
|
|
|
289 |
return &g_EGLtoGLES2Interface;
|
|
|
290 |
}
|
|
|
291 |
|
|
|
292 |
#include <new>
|
|
|
293 |
|
|
|
294 |
EGLtoGLES2Interface::EGLtoGLES2Interface() :
|
|
|
295 |
m_egl(NULL)
|
|
|
296 |
{
|
|
|
297 |
}
|
|
|
298 |
|
|
|
299 |
void EGLtoGLES2Interface::SetEGLInterface( IGLEStoEGLInterface* egl )
|
|
|
300 |
{
|
|
|
301 |
DGLES2_ASSERT(!m_egl);
|
|
|
302 |
m_egl = egl;
|
|
|
303 |
}
|
|
|
304 |
|
|
|
305 |
void* EGLtoGLES2Interface::CreateContext(void* nativeContext)
|
|
|
306 |
{
|
|
|
307 |
DGLContext* newContext = NULL;
|
|
|
308 |
|
|
|
309 |
newContext = DGLContext_create(nativeContext);
|
|
|
310 |
if(newContext == NULL)
|
|
|
311 |
{
|
|
|
312 |
return NULL;
|
|
|
313 |
}
|
|
|
314 |
m_contexts.insert(newContext);
|
|
|
315 |
return newContext;
|
|
|
316 |
}
|
|
|
317 |
|
|
|
318 |
bool EGLtoGLES2Interface::ReleaseContext(void* context)
|
|
|
319 |
{
|
|
|
320 |
DGLES2_ASSERT(context != NULL);
|
|
|
321 |
DGLContext* ctx = static_cast<DGLContext*>(context);
|
|
|
322 |
if(m_contexts.find(ctx) == m_contexts.end())
|
|
|
323 |
{
|
|
|
324 |
return false;
|
|
|
325 |
}
|
|
|
326 |
|
|
|
327 |
DGLContext_destroy(ctx);
|
|
|
328 |
m_contexts.erase(ctx);
|
|
|
329 |
|
|
|
330 |
return true;
|
|
|
331 |
}
|
|
|
332 |
|
|
|
333 |
void* EGLtoGLES2Interface::GetNativeContext(void* context)
|
|
|
334 |
{
|
|
|
335 |
DGLES2_ASSERT(context != NULL);
|
|
|
336 |
DGLContext* ctx = static_cast<DGLContext*>(context);
|
|
|
337 |
if(m_contexts.find(ctx) == m_contexts.end())
|
|
|
338 |
{
|
|
|
339 |
return false;
|
|
|
340 |
}
|
|
|
341 |
|
|
|
342 |
return ctx->native_context;
|
|
|
343 |
}
|
|
|
344 |
|
|
|
345 |
extern "C"
|
|
|
346 |
{
|
|
|
347 |
GL_APICALL void GL_APIENTRY glEGLImageTargetTexture2DOES (GLenum target, GLeglImageOES image);
|
|
|
348 |
GL_APICALL void GL_APIENTRY glEGLImageTargetRenderbufferStorageOES (GLenum target, GLeglImageOES image);
|
|
|
349 |
}
|
|
|
350 |
|
|
|
351 |
fpGLProc EGLtoGLES2Interface::GetGLProcAddress(const char *procname)
|
|
|
352 |
{
|
|
|
353 |
if(strcmp(procname, "glEGLImageTargetTexture2DOES") == 0)
|
|
|
354 |
{
|
|
|
355 |
return (fpGLProc)glEGLImageTargetTexture2DOES;
|
|
|
356 |
}
|
|
|
357 |
else if(strcmp(procname, "glEGLImageTargetRenderbufferStorageOES") == 0)
|
|
|
358 |
{
|
|
|
359 |
return (fpGLProc)glEGLImageTargetRenderbufferStorageOES;
|
|
|
360 |
}
|
|
|
361 |
else
|
|
|
362 |
{
|
|
|
363 |
return NULL;
|
|
|
364 |
}
|
|
|
365 |
}
|
|
|
366 |
|
|
|
367 |
int EGLtoGLES2Interface::BindTexImage( void* surface, int level, bool generate_mipmap, const SurfaceDescriptor* desc, void* buffer )
|
|
|
368 |
{
|
|
|
369 |
DGLES2_ENTER_RET(NULL);
|
|
|
370 |
|
|
|
371 |
GLuint ret = 0;
|
|
|
372 |
|
|
|
373 |
// Store the current error and clear the error flag.
|
|
|
374 |
DGLContext_getHostError(ctx);
|
|
|
375 |
|
|
|
376 |
if(level < 0)
|
|
|
377 |
{
|
|
|
378 |
level = 0;
|
|
|
379 |
}
|
|
|
380 |
else if(level > ctx->max_texture_level)
|
|
|
381 |
{
|
|
|
382 |
level = ctx->max_texture_level;
|
|
|
383 |
}
|
|
|
384 |
|
|
|
385 |
// Clear all mipmap levels.
|
|
|
386 |
{
|
|
|
387 |
int i;
|
|
|
388 |
for(i = 0; i < ctx->max_texture_level; i++)
|
|
|
389 |
{
|
|
|
390 |
ctx->hgl.TexImage2D(GL_TEXTURE_2D, level, GL_RGBA, 0, 0, 0,
|
|
|
391 |
GL_RGBA, GL_UNSIGNED_BYTE, NULL);
|
|
|
392 |
}
|
|
|
393 |
}
|
|
|
394 |
|
|
|
395 |
{
|
|
|
396 |
GLenum internal_format, data_format, data_type;
|
|
|
397 |
dglSurfaceDescriptorToGLEnums(*desc, internal_format, data_format, data_type);
|
|
|
398 |
ctx->hgl.TexImage2D(GL_TEXTURE_2D, level, internal_format, desc->m_width, desc->m_height, 0,
|
|
|
399 |
data_format, data_type, buffer);
|
|
|
400 |
}
|
|
|
401 |
|
|
|
402 |
if(generate_mipmap && level == 0)
|
|
|
403 |
{
|
|
|
404 |
ctx->hgl.GenerateMipmapEXT(GL_TEXTURE_2D);
|
|
|
405 |
}
|
|
|
406 |
|
|
|
407 |
// Clear any possible error flag.
|
|
|
408 |
if(ctx->hgl.GetError() == GL_NO_ERROR)
|
|
|
409 |
{
|
|
|
410 |
DGLTexture* texture;
|
|
|
411 |
GLeglImageOES image;
|
|
|
412 |
|
|
|
413 |
texture = DGLContext_findTexture(ctx, ctx->texture_binding_2d);
|
|
|
414 |
DGLES2_ASSERT(texture != NULL);
|
|
|
415 |
DGLTexture_setLevel(texture, GL_TEXTURE_2D, level, GL_RGBA, desc->m_width, desc->m_height);
|
|
|
416 |
|
|
|
417 |
if(generate_mipmap && level == 0)
|
|
|
418 |
{
|
|
|
419 |
DGLTexture_generateMipmap(texture);
|
|
|
420 |
}
|
|
|
421 |
|
|
|
422 |
image = DGLTexture_getEGLImage(texture, GL_TEXTURE_2D);
|
|
|
423 |
if(image != NULL)
|
|
|
424 |
{
|
|
|
425 |
// Texture is respecified. It is no longer an EGLImage sibling.
|
|
|
426 |
deglUnregisterImageTarget(image, GL_TEXTURE_2D, texture->obj.name);
|
|
|
427 |
DGLTexture_setEGLImage(texture, GL_TEXTURE_2D, NULL);
|
|
|
428 |
}
|
|
|
429 |
|
|
|
430 |
{
|
|
|
431 |
DGLTextureLevel* level_obj = DGLTexture_getLevel(texture, GL_TEXTURE_2D, level);
|
|
|
432 |
if(level_obj->bound_surface != NULL)
|
|
|
433 |
{
|
|
|
434 |
// Texture is respecified. Release the bound EGLSurface.
|
|
|
435 |
deglReleaseTexImage(level_obj->bound_surface, texture->obj.name, level);
|
|
|
436 |
}
|
|
|
437 |
level_obj->bound_surface = surface;
|
|
|
438 |
}
|
|
|
439 |
|
|
|
440 |
ret = texture->obj.name;
|
|
|
441 |
}
|
|
|
442 |
|
|
|
443 |
DGLES2_LEAVE_NO_ERROR_CHECK_RET(ret);
|
|
|
444 |
}
|
|
|
445 |
|
|
|
446 |
bool EGLtoGLES2Interface::ReleaseTexImage( int name, int level )
|
|
|
447 |
{
|
|
|
448 |
DGLES2_ENTER_RET(false);
|
|
|
449 |
|
|
|
450 |
DGLContext_getHostError(ctx);
|
|
|
451 |
|
|
|
452 |
GLuint binding;
|
|
|
453 |
ctx->hgl.GetIntegerv(GL_TEXTURE_BINDING_2D, (GLint*)&binding);
|
|
|
454 |
ctx->hgl.BindTexture(GL_TEXTURE_2D, (GLuint)name);
|
|
|
455 |
ctx->hgl.TexImage2D(GL_TEXTURE_2D, level, GL_RGBA, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
|
|
|
456 |
ctx->hgl.BindTexture(GL_TEXTURE_2D, binding);
|
|
|
457 |
|
|
|
458 |
bool ret = false;
|
|
|
459 |
|
|
|
460 |
if(ctx->hgl.GetError() == GL_NO_ERROR)
|
|
|
461 |
{
|
|
|
462 |
DGLTexture* texture;
|
|
|
463 |
DGLTextureLevel* level_obj;
|
|
|
464 |
|
|
|
465 |
texture = DGLContext_findTexture(ctx, name);
|
|
|
466 |
level_obj = DGLTexture_getLevel(texture, GL_TEXTURE_2D, level);
|
|
|
467 |
level_obj->bound_surface = NULL;
|
|
|
468 |
|
|
|
469 |
ret = true;
|
|
|
470 |
}
|
|
|
471 |
|
|
|
472 |
DGLES2_LEAVE_NO_ERROR_CHECK_RET(ret);
|
|
|
473 |
}
|
|
|
474 |
|
|
|
475 |
static GLenum dglImageTargetToGLenum(EImageTarget target)
|
|
|
476 |
{
|
|
|
477 |
switch(target)
|
|
|
478 |
{
|
|
|
479 |
case IMAGE_TARGET_TEXTURE_2D:
|
|
|
480 |
return GL_TEXTURE_2D;
|
|
|
481 |
case IMAGE_TARGET_TEXTURE_CUBE_MAP_POSITIVE_X:
|
|
|
482 |
return GL_TEXTURE_CUBE_MAP_POSITIVE_X;
|
|
|
483 |
case IMAGE_TARGET_TEXTURE_CUBE_MAP_NEGATIVE_X:
|
|
|
484 |
return GL_TEXTURE_CUBE_MAP_NEGATIVE_X;
|
|
|
485 |
case IMAGE_TARGET_TEXTURE_CUBE_MAP_POSITIVE_Y:
|
|
|
486 |
return GL_TEXTURE_CUBE_MAP_POSITIVE_Y;
|
|
|
487 |
case IMAGE_TARGET_TEXTURE_CUBE_MAP_NEGATIVE_Y:
|
|
|
488 |
return GL_TEXTURE_CUBE_MAP_NEGATIVE_Y;
|
|
|
489 |
case IMAGE_TARGET_TEXTURE_CUBE_MAP_POSITIVE_Z:
|
|
|
490 |
return GL_TEXTURE_CUBE_MAP_POSITIVE_Z;
|
|
|
491 |
case IMAGE_TARGET_TEXTURE_CUBE_MAP_NEGATIVE_Z:
|
|
|
492 |
return GL_TEXTURE_CUBE_MAP_NEGATIVE_Z;
|
|
|
493 |
default:
|
|
|
494 |
DGLES2_ASSERT(false);
|
|
|
495 |
}
|
|
|
496 |
|
|
|
497 |
// Not reached.
|
|
|
498 |
return -1;
|
|
|
499 |
}
|
|
|
500 |
|
|
|
501 |
static bool dglPrepareState(DGLContext& ctx, GLuint name, EImageTarget target, GLint level, GLenum& query_target, GLenum& bind_target, GLint& binding)
|
|
|
502 |
{
|
|
|
503 |
if(name == 0)
|
|
|
504 |
{
|
|
|
505 |
return false;
|
|
|
506 |
}
|
|
|
507 |
|
|
|
508 |
// Store the current error and clear the error flag.
|
|
|
509 |
DGLContext_getHostError(&ctx);
|
|
|
510 |
|
|
|
511 |
query_target = dglImageTargetToGLenum(target);
|
|
|
512 |
switch(query_target)
|
|
|
513 |
{
|
|
|
514 |
case GL_TEXTURE_2D:
|
|
|
515 |
bind_target = GL_TEXTURE_2D;
|
|
|
516 |
ctx.hgl.GetIntegerv(GL_TEXTURE_BINDING_2D, &binding);
|
|
|
517 |
break;
|
|
|
518 |
|
|
|
519 |
case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
|
|
|
520 |
case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
|
|
|
521 |
case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
|
|
|
522 |
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
|
|
|
523 |
case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
|
|
|
524 |
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
|
|
|
525 |
bind_target = GL_TEXTURE_CUBE_MAP;
|
|
|
526 |
ctx.hgl.GetIntegerv(GL_TEXTURE_BINDING_CUBE_MAP, &binding);
|
|
|
527 |
break;
|
|
|
528 |
}
|
|
|
529 |
|
|
|
530 |
const DGLTexture* texture = DGLContext_findTexture(&ctx, name);
|
|
|
531 |
if(texture == NULL)
|
|
|
532 |
{
|
|
|
533 |
return false;
|
|
|
534 |
}
|
|
|
535 |
|
|
|
536 |
if(!DGLTexture_isComplete(texture))
|
|
|
537 |
{
|
|
|
538 |
if(level != 0)
|
|
|
539 |
{
|
|
|
540 |
return false;
|
|
|
541 |
}
|
|
|
542 |
else
|
|
|
543 |
{
|
|
|
544 |
if(!DGLTexture_hasLevelZero(texture))
|
|
|
545 |
{
|
|
|
546 |
return false;
|
|
|
547 |
}
|
|
|
548 |
|
|
|
549 |
if(DGLTexture_hasLevelsOtherThanZero(texture))
|
|
|
550 |
{
|
|
|
551 |
return false;
|
|
|
552 |
}
|
|
|
553 |
}
|
|
|
554 |
}
|
|
|
555 |
|
|
|
556 |
ctx.hgl.BindTexture(bind_target, name);
|
|
|
557 |
// Clear any possible error flag.
|
|
|
558 |
if(ctx.hgl.GetError() == GL_INVALID_OPERATION)
|
|
|
559 |
{
|
|
|
560 |
// Texture was not created with the requested target.
|
|
|
561 |
return false;
|
|
|
562 |
}
|
|
|
563 |
|
|
|
564 |
return true;
|
|
|
565 |
}
|
|
|
566 |
|
|
|
567 |
static void dglResetState(DGLContext& ctx, GLenum target, GLint binding)
|
|
|
568 |
{
|
|
|
569 |
// Reset state.
|
|
|
570 |
ctx.hgl.BindTexture(target, binding);
|
|
|
571 |
|
|
|
572 |
DGLES2_ASSERT(ctx.hgl.GetError() == GL_NO_ERROR);
|
|
|
573 |
}
|
|
|
574 |
|
|
|
575 |
EStatus EGLtoGLES2Interface::GetTextureInfo(void* context, EImageTarget target, void* texture, GLint texture_level, SurfaceDescriptor& surfDesc)
|
|
|
576 |
{
|
|
|
577 |
DGLES2_ASSERT(context != NULL);
|
|
|
578 |
|
|
|
579 |
DGLContext* ctx = (DGLContext*)context;
|
|
|
580 |
GLuint name = (GLuint)texture;
|
|
|
581 |
|
|
|
582 |
dglGetLock();
|
|
|
583 |
|
|
|
584 |
GLenum query_target;
|
|
|
585 |
GLenum bind_target;
|
|
|
586 |
GLint binding;
|
|
|
587 |
if(!dglPrepareState(*ctx, name, target, texture_level, query_target, bind_target, binding))
|
|
|
588 |
{
|
|
|
589 |
dglReleaseLock();
|
|
|
590 |
return DGLES2_BAD_PARAMETER;
|
|
|
591 |
}
|
|
|
592 |
|
|
|
593 |
CColorDescriptor& colDesc = surfDesc.m_colorDescriptor;
|
|
|
594 |
GLenum format;
|
|
|
595 |
ctx->hgl.GetTexLevelParameteriv(query_target, texture_level, GL_TEXTURE_WIDTH, &surfDesc.m_width);
|
|
|
596 |
ctx->hgl.GetTexLevelParameteriv(query_target, texture_level, GL_TEXTURE_HEIGHT, &surfDesc.m_height);
|
|
|
597 |
ctx->hgl.GetTexLevelParameteriv(query_target, texture_level, GL_TEXTURE_RED_SIZE, &colDesc.m_redSize);
|
|
|
598 |
ctx->hgl.GetTexLevelParameteriv(query_target, texture_level, GL_TEXTURE_GREEN_SIZE, &colDesc.m_greenSize);
|
|
|
599 |
ctx->hgl.GetTexLevelParameteriv(query_target, texture_level, GL_TEXTURE_BLUE_SIZE, &colDesc.m_blueSize);
|
|
|
600 |
ctx->hgl.GetTexLevelParameteriv(query_target, texture_level, GL_TEXTURE_ALPHA_SIZE, &colDesc.m_alphaSize);
|
|
|
601 |
ctx->hgl.GetTexLevelParameteriv(query_target, texture_level, GL_TEXTURE_LUMINANCE_SIZE, &colDesc.m_luminanceSize);
|
|
|
602 |
ctx->hgl.GetTexLevelParameteriv(query_target, texture_level, GL_TEXTURE_INTERNAL_FORMAT, (GLint*)&format);
|
|
|
603 |
if(format == GL_RGB || format == GL_RGB8)
|
|
|
604 |
{
|
|
|
605 |
// Convert RGB888 to RGBA8888 to make VG interop easier.
|
|
|
606 |
format = GL_RGBA;
|
|
|
607 |
}
|
|
|
608 |
if(ctx->hgl.GetError() == GL_INVALID_VALUE)
|
|
|
609 |
{
|
|
|
610 |
// Invalid level.
|
|
|
611 |
dglReleaseLock();
|
|
|
612 |
return DGLES2_BAD_MATCH;
|
|
|
613 |
}
|
|
|
614 |
|
|
|
615 |
surfDesc.m_redShift = 0;
|
|
|
616 |
surfDesc.m_greenShift = 0;
|
|
|
617 |
surfDesc.m_blueShift = 0;
|
|
|
618 |
surfDesc.m_luminanceShift = 0;
|
|
|
619 |
surfDesc.m_alphaShift = 0;
|
|
|
620 |
int bpp = 0;
|
|
|
621 |
switch(format)
|
|
|
622 |
{
|
|
|
623 |
#ifndef DGLES2_NO_SRGB
|
|
|
624 |
case GL_SRGB8:
|
|
|
625 |
surfDesc.m_redShift = 16;
|
|
|
626 |
surfDesc.m_greenShift = 8;
|
|
|
627 |
surfDesc.m_blueShift = 0;
|
|
|
628 |
colDesc.m_format = CColorDescriptor::sRGBA;
|
|
|
629 |
colDesc.m_bpp = 24;
|
|
|
630 |
break;
|
|
|
631 |
|
|
|
632 |
case GL_SRGB8_ALPHA8:
|
|
|
633 |
surfDesc.m_redShift = 24;
|
|
|
634 |
surfDesc.m_greenShift = 16;
|
|
|
635 |
surfDesc.m_blueShift = 8;
|
|
|
636 |
surfDesc.m_alphaShift = 0;
|
|
|
637 |
colDesc.m_format = CColorDescriptor::sRGBA;
|
|
|
638 |
colDesc.m_bpp = 32;
|
|
|
639 |
break;
|
|
|
640 |
|
|
|
641 |
case GL_SLUMINANCE8:
|
|
|
642 |
surfDesc.m_luminanceShift = 0;
|
|
|
643 |
colDesc.m_format = CColorDescriptor::sLA;
|
|
|
644 |
colDesc.m_bpp = 8;
|
|
|
645 |
break;
|
|
|
646 |
#endif
|
|
|
647 |
|
|
|
648 |
case GL_RGB:
|
|
|
649 |
case GL_RGB8:
|
|
|
650 |
surfDesc.m_redShift = 16;
|
|
|
651 |
surfDesc.m_greenShift = 8;
|
|
|
652 |
surfDesc.m_blueShift = 0;
|
|
|
653 |
colDesc.m_format = CColorDescriptor::lRGBA;
|
|
|
654 |
colDesc.m_bpp = 24;
|
|
|
655 |
break;
|
|
|
656 |
|
|
|
657 |
case GL_RGBA:
|
|
|
658 |
case GL_RGBA8:
|
|
|
659 |
surfDesc.m_redShift = 24;
|
|
|
660 |
surfDesc.m_greenShift = 16;
|
|
|
661 |
surfDesc.m_blueShift = 8;
|
|
|
662 |
surfDesc.m_alphaShift = 0;
|
|
|
663 |
colDesc.m_format = CColorDescriptor::lRGBA;
|
|
|
664 |
colDesc.m_bpp = 32;
|
|
|
665 |
break;
|
|
|
666 |
|
|
|
667 |
case GL_LUMINANCE_ALPHA:
|
|
|
668 |
surfDesc.m_luminanceShift = 8;
|
|
|
669 |
surfDesc.m_alphaShift = 0;
|
|
|
670 |
colDesc.m_format = CColorDescriptor::lLA;
|
|
|
671 |
colDesc.m_bpp = 16;
|
|
|
672 |
break;
|
|
|
673 |
|
|
|
674 |
case GL_ALPHA:
|
|
|
675 |
case GL_ALPHA8:
|
|
|
676 |
surfDesc.m_alphaShift = 0;
|
|
|
677 |
colDesc.m_format = CColorDescriptor::lRGBA;
|
|
|
678 |
colDesc.m_bpp = 8;
|
|
|
679 |
break;
|
|
|
680 |
|
|
|
681 |
case GL_LUMINANCE:
|
|
|
682 |
case GL_LUMINANCE8:
|
|
|
683 |
surfDesc.m_luminanceShift = 0;
|
|
|
684 |
colDesc.m_format = CColorDescriptor::lLA;
|
|
|
685 |
colDesc.m_bpp = 8;
|
|
|
686 |
break;
|
|
|
687 |
|
|
|
688 |
default:
|
|
|
689 |
DGLES2_ASSERT(GL_FALSE);
|
|
|
690 |
}
|
|
|
691 |
|
|
|
692 |
surfDesc.m_stride = colDesc.m_bpp / 8 * surfDesc.m_width;
|
|
|
693 |
|
|
|
694 |
dglResetState(*ctx, bind_target, binding);
|
|
|
695 |
dglReleaseLock();
|
|
|
696 |
return DGLES2_SUCCESS;
|
|
|
697 |
}
|
|
|
698 |
|
|
|
699 |
EStatus EGLtoGLES2Interface::GetTextureData( void* context, EImageTarget target, void* texture, EGLint texture_level, void* data )
|
|
|
700 |
{
|
|
|
701 |
DGLES2_ASSERT(context != NULL);
|
|
|
702 |
|
|
|
703 |
DGLContext* ctx = (DGLContext*)context;
|
|
|
704 |
GLuint name = (GLuint)texture;
|
|
|
705 |
|
|
|
706 |
dglGetLock();
|
|
|
707 |
|
|
|
708 |
GLenum query_target;
|
|
|
709 |
GLenum bind_target;
|
|
|
710 |
GLint binding;
|
|
|
711 |
if(!dglPrepareState(*ctx, name, target, texture_level, query_target, bind_target, binding))
|
|
|
712 |
{
|
|
|
713 |
dglReleaseLock();
|
|
|
714 |
return DGLES2_BAD_PARAMETER;
|
|
|
715 |
}
|
|
|
716 |
|
|
|
717 |
GLenum format;
|
|
|
718 |
GLint pack_alignment;
|
|
|
719 |
ctx->hgl.GetTexLevelParameteriv(query_target, texture_level, GL_TEXTURE_INTERNAL_FORMAT, (GLint*)&format);
|
|
|
720 |
if(format == GL_RGB || format == GL_RGB8)
|
|
|
721 |
{
|
|
|
722 |
// Convert RGB888 to RGBA8888 to make VG interop easier.
|
|
|
723 |
format = GL_RGBA;
|
|
|
724 |
}
|
|
|
725 |
ctx->hgl.GetIntegerv(GL_PACK_ALIGNMENT, &pack_alignment);
|
|
|
726 |
ctx->hgl.PixelStorei(GL_PACK_ALIGNMENT, 1);
|
|
|
727 |
ctx->hgl.GetTexImage(query_target, texture_level, format, GL_UNSIGNED_BYTE, data);
|
|
|
728 |
ctx->hgl.PixelStorei(GL_PACK_ALIGNMENT, pack_alignment);
|
|
|
729 |
|
|
|
730 |
if(ctx->hgl.GetError() == GL_INVALID_VALUE)
|
|
|
731 |
{
|
|
|
732 |
// Invalid level.
|
|
|
733 |
dglReleaseLock();
|
|
|
734 |
return DGLES2_BAD_MATCH;
|
|
|
735 |
}
|
|
|
736 |
|
|
|
737 |
dglResetState(*ctx, bind_target, binding);
|
|
|
738 |
dglReleaseLock();
|
|
|
739 |
return DGLES2_SUCCESS;
|
|
|
740 |
}
|
|
|
741 |
|
|
|
742 |
bool EGLtoGLES2Interface::CopyBuffers( void* buf, const SurfaceDescriptor* desc )
|
|
|
743 |
{
|
|
|
744 |
DGLES2_ENTER_RET(false);
|
|
|
745 |
|
|
|
746 |
// Store the current error and clear the error flag.
|
|
|
747 |
DGLContext_getHostError(ctx);
|
|
|
748 |
|
|
|
749 |
{
|
|
|
750 |
GLint framebuffer_binding;
|
|
|
751 |
GLint pack_alignment;
|
|
|
752 |
GLenum internal_format, data_format, data_type;
|
|
|
753 |
|
|
|
754 |
ctx->hgl.GetIntegerv(GL_FRAMEBUFFER_BINDING, &framebuffer_binding);
|
|
|
755 |
ctx->hgl.GetIntegerv(GL_PACK_ALIGNMENT, &pack_alignment);
|
|
|
756 |
|
|
|
757 |
dglSurfaceDescriptorToGLEnums(*desc, internal_format, data_format, data_type);
|
|
|
758 |
|
|
|
759 |
ctx->hgl.BindFramebufferEXT(GL_FRAMEBUFFER, 0);
|
|
|
760 |
ctx->hgl.PixelStorei(GL_PACK_ALIGNMENT, 1);
|
|
|
761 |
ctx->hgl.ReadPixels(0, 0, desc->m_width, desc->m_height, data_format, data_type, buf);
|
|
|
762 |
|
|
|
763 |
// Restore state.
|
|
|
764 |
ctx->hgl.PixelStorei(GL_PACK_ALIGNMENT, pack_alignment);
|
|
|
765 |
ctx->hgl.BindFramebufferEXT(GL_FRAMEBUFFER, framebuffer_binding);
|
|
|
766 |
}
|
|
|
767 |
|
|
|
768 |
DGLES2_LEAVE_NO_ERROR_CHECK_RET(ctx->hgl.GetError() == GL_NO_ERROR);
|
|
|
769 |
}
|
|
|
770 |
|
|
|
771 |
bool EGLtoGLES2Interface::UpdateBuffers( void* buf, const SurfaceDescriptor* desc )
|
|
|
772 |
{
|
|
|
773 |
DGLES2_ENTER_RET(false);
|
|
|
774 |
|
|
|
775 |
// Store the current error and clear the error flag.
|
|
|
776 |
DGLContext_getHostError(ctx);
|
|
|
777 |
|
|
|
778 |
{
|
|
|
779 |
GLint framebuffer_binding;
|
|
|
780 |
GLint unpack_alignment;
|
|
|
781 |
GLenum internal_format, data_format, data_type;
|
|
|
782 |
|
|
|
783 |
ctx->hgl.GetIntegerv(GL_FRAMEBUFFER_BINDING, &framebuffer_binding);
|
|
|
784 |
ctx->hgl.GetIntegerv(GL_UNPACK_ALIGNMENT, &unpack_alignment);
|
|
|
785 |
|
|
|
786 |
dglSurfaceDescriptorToGLEnums(*desc, internal_format, data_format, data_type);
|
|
|
787 |
|
|
|
788 |
ctx->hgl.BindFramebufferEXT(GL_FRAMEBUFFER, 0);
|
|
|
789 |
ctx->hgl.PixelStorei(GL_UNPACK_ALIGNMENT, 1);
|
|
|
790 |
ctx->hgl.DrawPixels( desc->m_width, desc->m_height, data_format, data_type, buf );
|
|
|
791 |
|
|
|
792 |
// Restore state.
|
|
|
793 |
ctx->hgl.PixelStorei(GL_UNPACK_ALIGNMENT, unpack_alignment);
|
|
|
794 |
ctx->hgl.BindFramebufferEXT(GL_FRAMEBUFFER, framebuffer_binding);
|
|
|
795 |
}
|
|
|
796 |
|
|
|
797 |
DGLES2_LEAVE_NO_ERROR_CHECK_RET(ctx->hgl.GetError() == GL_NO_ERROR);
|
|
|
798 |
}
|
|
|
799 |
|
|
|
800 |
bool EGLtoGLES2Interface::UpdateImageSibling( EImageTarget imageTarget, void* name )
|
|
|
801 |
{
|
|
|
802 |
DGLES2_ENTER_RET(false);
|
|
|
803 |
DGLContext_getHostError(ctx);
|
|
|
804 |
{
|
|
|
805 |
bool success = true;
|
|
|
806 |
bool cubeMap = false;
|
|
|
807 |
|
|
|
808 |
switch(imageTarget)
|
|
|
809 |
{
|
|
|
810 |
case IMAGE_TARGET_TEXTURE_CUBE_MAP_POSITIVE_X:
|
|
|
811 |
case IMAGE_TARGET_TEXTURE_CUBE_MAP_NEGATIVE_X:
|
|
|
812 |
case IMAGE_TARGET_TEXTURE_CUBE_MAP_POSITIVE_Y:
|
|
|
813 |
case IMAGE_TARGET_TEXTURE_CUBE_MAP_NEGATIVE_Y:
|
|
|
814 |
case IMAGE_TARGET_TEXTURE_CUBE_MAP_POSITIVE_Z:
|
|
|
815 |
case IMAGE_TARGET_TEXTURE_CUBE_MAP_NEGATIVE_Z:
|
|
|
816 |
cubeMap = true;
|
|
|
817 |
// fall through
|
|
|
818 |
|
|
|
819 |
case IMAGE_TARGET_TEXTURE_2D:
|
|
|
820 |
{
|
|
|
821 |
DGLTexture* texture;
|
|
|
822 |
GLenum textureTarget;
|
|
|
823 |
GLeglImageOES image;
|
|
|
824 |
GLint binding;
|
|
|
825 |
|
|
|
826 |
texture = DGLContext_findTexture(ctx, (GLuint)name);
|
|
|
827 |
if(texture == NULL)
|
|
|
828 |
{
|
|
|
829 |
success = false;
|
|
|
830 |
break;
|
|
|
831 |
}
|
|
|
832 |
|
|
|
833 |
textureTarget = dglImageTargetToGLenum(imageTarget);
|
|
|
834 |
image = DGLTexture_getEGLImage(texture, textureTarget);
|
|
|
835 |
if(image == NULL)
|
|
|
836 |
{
|
|
|
837 |
success = false;
|
|
|
838 |
break;
|
|
|
839 |
}
|
|
|
840 |
|
|
|
841 |
ctx->hgl.GetIntegerv(cubeMap ? GL_TEXTURE_BINDING_CUBE_MAP : GL_TEXTURE_BINDING_2D, &binding);
|
|
|
842 |
ctx->hgl.BindTexture(cubeMap ? GL_TEXTURE_CUBE_MAP : GL_TEXTURE_2D, texture->obj.name);
|
|
|
843 |
success = !!DGLContext_specifyTextureFromEGLImage(ctx, image, textureTarget);
|
|
|
844 |
|
|
|
845 |
// Reset state.
|
|
|
846 |
ctx->hgl.BindTexture(cubeMap ? GL_TEXTURE_CUBE_MAP : GL_TEXTURE_2D, binding);
|
|
|
847 |
|
|
|
848 |
if(!success)
|
|
|
849 |
{
|
|
|
850 |
success = false;
|
|
|
851 |
break;
|
|
|
852 |
}
|
|
|
853 |
|
|
|
854 |
break;
|
|
|
855 |
}
|
|
|
856 |
|
|
|
857 |
case IMAGE_TARGET_RENDERBUFFER:
|
|
|
858 |
{
|
|
|
859 |
DGLRenderbuffer* buffer;
|
|
|
860 |
GLint binding;
|
|
|
861 |
|
|
|
862 |
buffer = DGLContext_findRenderbuffer(ctx, (GLuint)name);
|
|
|
863 |
if(buffer == NULL)
|
|
|
864 |
{
|
|
|
865 |
success = false;
|
|
|
866 |
break;
|
|
|
867 |
}
|
|
|
868 |
|
|
|
869 |
if(buffer->egl_image == NULL)
|
|
|
870 |
{
|
|
|
871 |
success = false;
|
|
|
872 |
break;
|
|
|
873 |
}
|
|
|
874 |
|
|
|
875 |
ctx->hgl.GetIntegerv(GL_RENDERBUFFER_BINDING, &binding);
|
|
|
876 |
ctx->hgl.BindRenderbufferEXT(GL_RENDERBUFFER, buffer->obj.name);
|
|
|
877 |
success = !!DGLContext_specifyRenderbufferFromEGLImage(ctx, buffer->egl_image);
|
|
|
878 |
|
|
|
879 |
// Reset state.
|
|
|
880 |
ctx->hgl.BindRenderbufferEXT(GL_RENDERBUFFER, binding);
|
|
|
881 |
|
|
|
882 |
if(!success)
|
|
|
883 |
{
|
|
|
884 |
success = false;
|
|
|
885 |
break;
|
|
|
886 |
}
|
|
|
887 |
|
|
|
888 |
break;
|
|
|
889 |
}
|
|
|
890 |
|
|
|
891 |
default:
|
|
|
892 |
DGLES2_ASSERT(false);
|
|
|
893 |
success = false;
|
|
|
894 |
break;
|
|
|
895 |
}
|
|
|
896 |
|
|
|
897 |
if(ctx->hgl.GetError() != GL_NO_ERROR)
|
|
|
898 |
{
|
|
|
899 |
success = false;
|
|
|
900 |
}
|
|
|
901 |
|
|
|
902 |
DGLES2_LEAVE_NO_ERROR_CHECK_RET(success);
|
|
|
903 |
}
|
|
|
904 |
}
|
|
|
905 |
|
|
|
906 |
void EGLtoGLES2Interface::Flush()
|
|
|
907 |
{
|
|
|
908 |
DGLES2_ENTER();
|
|
|
909 |
ctx->hgl.Flush();
|
|
|
910 |
DGLES2_LEAVE_NO_ERROR_CHECK();
|
|
|
911 |
}
|
|
|
912 |
|
|
|
913 |
void EGLtoGLES2Interface::Finish()
|
|
|
914 |
{
|
|
|
915 |
DGLES2_ENTER();
|
|
|
916 |
ctx->hgl.Finish();
|
|
|
917 |
DGLES2_LEAVE_NO_ERROR_CHECK();
|
|
|
918 |
}
|
|
|
919 |
|
|
|
920 |
/*static*/ IGLEStoEGLInterface* EGLtoGLES2Interface::GetEGLInterface()
|
|
|
921 |
{
|
|
|
922 |
return g_EGLtoGLES2Interface.m_egl;
|
|
|
923 |
}
|