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Diffstat (limited to 'egl_1_4/34GetConfigAttrib.c')
| -rwxr-xr-x | egl_1_4/34GetConfigAttrib.c | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/egl_1_4/34GetConfigAttrib.c b/egl_1_4/34GetConfigAttrib.c new file mode 100755 index 0000000..37269e8 --- /dev/null +++ b/egl_1_4/34GetConfigAttrib.c @@ -0,0 +1,117 @@ +/* + * Copyright (C) 2010 - 2011 Samsung Electronics Co., Ltd. All rights reserved. + * + * Contact: + * DongKyun Yun <dk77.yun@samsung.com> + * SangJin Kim <sangjin3.kim@samsung.com> + * HyunGoo Kang <hyungoo1.kang@samsung.com> + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of + * this software and associated documentation files (the "Software"), to deal in + * the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is furnished to do + * so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Contributors: + * - S-Core Co., Ltd + * + */ + +#include "implement.h" +#include <dlfcn.h> + +struct ConfigExtra* EGLINTER(LookUpConfig)(struct DisplayExtra* pDisplay, EGLConfig config) { + + struct ConfigExtra* pConfig = (struct ConfigExtra*)config; + struct ConfigExtra* pUnit = pDisplay->pConfigExtra; + int nCount = pDisplay->nConfigExtra; + while (nCount--) { + if (pConfig == pUnit) { + return pConfig; + } + pUnit++; + } + return NULL; +} + +EGLBoolean EGLAPIENTRY eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config, + EGLint attribute, EGLint *value) { + struct DisplayExtra* pDisplay = EGLINTER(LookUpDisplay)(dpy); + if (pDisplay == NULL) { + EGLINTER(SetError)(EGL_BAD_DISPLAY); + return EGL_FALSE; + } + if (pDisplay->bInitialized == EGL_FALSE) { + EGLINTER(SetError)(EGL_NOT_INITIALIZED); + return EGL_FALSE; + } + struct ConfigExtra* pConfig = EGLINTER(LookUpConfig)(pDisplay, config); + if (pConfig == NULL) { + EGLINTER(SetError)(EGL_BAD_CONFIG); + return EGL_FALSE; + } + EGLint answer; + switch (attribute) { + case EGL_CONFIG_ID: answer = pConfig->unique; break; + case EGL_BUFFER_SIZE: answer = pConfig->bufferSize; break; + case EGL_RED_SIZE: answer = pConfig->redSize; break; + case EGL_GREEN_SIZE: answer = pConfig->greenSize; break; + case EGL_BLUE_SIZE: answer = pConfig->blueSize; break; + case EGL_LUMINANCE_SIZE: answer = pConfig->luminanceSize; break; + case EGL_ALPHA_SIZE: answer = pConfig->alphaSize; break; + case EGL_ALPHA_MASK_SIZE: answer = pConfig->alphaMaskSize; break; + case EGL_BIND_TO_TEXTURE_RGB: answer = pConfig->bindToTexRGB; break; + case EGL_BIND_TO_TEXTURE_RGBA: answer = pConfig->bindToTexRGBA; break; + case EGL_COLOR_BUFFER_TYPE: answer = pConfig->colorBufferType; break; + case EGL_CONFIG_CAVEAT: answer = pConfig->configCaveat; break; + case EGL_CONFORMANT: answer = pConfig->conformant; break; + case EGL_DEPTH_SIZE: answer = pConfig->depthSize; break; + case EGL_LEVEL: answer = pConfig->level; break; + case EGL_MAX_PBUFFER_WIDTH: answer = pConfig->maxPbufferWidth; break; + case EGL_MAX_PBUFFER_HEIGHT: answer = pConfig->maxPbufferHeight; break; + case EGL_MAX_PBUFFER_PIXELS: answer = pConfig->maxPbufferPixels; break; + case EGL_MAX_SWAP_INTERVAL: answer = pConfig->maxSwapInterval; break; + case EGL_MIN_SWAP_INTERVAL: answer = pConfig->minSwapInterval; break; + case EGL_NATIVE_RENDERABLE: answer = pConfig->nativeRenderable; break; + case EGL_NATIVE_VISUAL_ID: + { + XVisualInfo *vi; + XVisualInfo* (*fpGetVisualFromFBConfig)(Display*, GLXFBConfig) = NULL; + void* dl = dlopen("libGL.so", RTLD_NOW); + assert(dl != 0); + *(void**)(&fpGetVisualFromFBConfig) = dlsym(dl, "glXGetVisualFromFBConfig"); + assert(fpGetVisualFromFBConfig != NULL); + + vi = (*fpGetVisualFromFBConfig) (pDisplay->native, pConfig->native); + answer = vi->visualid; + break; + } + case EGL_NATIVE_VISUAL_TYPE: answer = pConfig->nativeVisualType; break; + case EGL_RENDERABLE_TYPE: answer = pConfig->renderableType; break; + case EGL_SAMPLE_BUFFERS: answer = pConfig->sampleBuffers; break; + case EGL_SAMPLES: answer = pConfig->samples; break; + case EGL_STENCIL_SIZE: answer = pConfig->stencilSize; break; + case EGL_SURFACE_TYPE: answer = pConfig->surfaceType; break; + case EGL_TRANSPARENT_TYPE: answer = pConfig->transparentType; break; + case EGL_TRANSPARENT_RED_VALUE: answer = pConfig->transparentRedValue; break; + case EGL_TRANSPARENT_GREEN_VALUE: answer = pConfig->transparentGreenValue; break; + case EGL_TRANSPARENT_BLUE_VALUE: answer = pConfig->transparentBlueValue; break; + default: + EGLINTER(SetError)(EGL_BAD_ATTRIBUTE); + return EGL_FALSE; + } + if (value != NULL) *value = answer; + return EGL_TRUE; +} |