176 lines
7.1 KiB
C++
176 lines
7.1 KiB
C++
/* ----------------------------------------------------------------------------
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Copyright (c) 2001-2002, Lev Povalahev
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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* The name of the author may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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THE POSSIBILITY OF SUCH DAMAGE.
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------------------------------------------------------------------------------*/
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/*
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Lev Povalahev
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levp@gmx.net
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http://www.uni-karlsruhe.de/~uli2/
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*/
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#include <stdio.h>
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#include <string.h>
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#include "extgl.h"
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#include "extgl_wgl.h"
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#include "common_tools.h"
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/* WGL_EXT_etxension_string */
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wglGetExtensionsStringEXTPROC wglGetExtensionsStringEXT = NULL;
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/* WGL_ARB_extension_string */
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wglGetExtensionsStringARBPROC wglGetExtensionsStringARB = NULL;
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/* WGL_ARB_pbuffer */
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wglCreatePbufferARBPROC wglCreatePbufferARB = NULL;
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wglGetPbufferDCARBPROC wglGetPbufferDCARB = NULL;
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wglReleasePbufferDCARBPROC wglReleasePbufferDCARB = NULL;
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wglDestroyPbufferARBPROC wglDestroyPbufferARB = NULL;
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wglQueryPbufferARBPROC wglQueryPbufferARB = NULL;
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/* WGL_ARB_pixel_format */
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wglGetPixelFormatAttribivARBPROC wglGetPixelFormatAttribivARB = NULL;
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wglGetPixelFormatAttribfvARBPROC wglGetPixelFormatAttribfvARB = NULL;
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wglChoosePixelFormatARBPROC wglChoosePixelFormatARB = NULL;
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/* WGL_ARB_render_texture */
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wglBindTexImageARBPROC wglBindTexImageARB = NULL;
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wglReleaseTexImageARBPROC wglReleaseTexImageARB = NULL;
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wglSetPbufferAttribARBPROC wglSetPbufferAttribARB = NULL;
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/* WGL_EXT_swap_control */
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wglSwapIntervalEXTPROC wglSwapIntervalEXT = NULL;
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wglGetSwapIntervalEXTPROC wglGetSwapIntervalEXT = NULL;
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/* WGL_ARB_make_current_read */
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wglMakeContextCurrentARBPROC wglMakeContextCurrentARB = NULL;
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wglGetCurrentReadDCARBPROC wglGetCurrentReadDCARB = NULL;
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/** returns true if the extention is available */
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static bool WGLQueryExtension(JNIEnv *env, const char *name)
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{
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const GLubyte *extensions;
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if (wglGetExtensionsStringARB == NULL)
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if (wglGetExtensionsStringEXT == NULL)
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return false;
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else
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extensions = (GLubyte*)wglGetExtensionsStringEXT();
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else
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extensions = (GLubyte*)wglGetExtensionsStringARB(wglGetCurrentDC());
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return extgl_QueryExtension(env, extensions, name);
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}
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static void extgl_InitWGLARBPbuffer(JNIEnv *env)
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{
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ExtFunction functions[] = {
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{"wglCreatePbufferARB", (void **)&wglCreatePbufferARB},
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{"wglGetPbufferDCARB", (void **)&wglGetPbufferDCARB},
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{"wglReleasePbufferDCARB", (void **)&wglReleasePbufferDCARB},
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{"wglDestroyPbufferARB", (void **)&wglDestroyPbufferARB},
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{"wglQueryPbufferARB", (void **)&wglQueryPbufferARB}};
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if (extgl_Extensions.WGL_ARB_pbuffer)
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extgl_Extensions.WGL_ARB_pbuffer = extgl_InitializeFunctions(sizeof(functions)/sizeof(ExtFunction), functions);
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}
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static void extgl_InitWGLARBPixelFormat(JNIEnv *env)
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{
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ExtFunction functions[] = {
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{"wglGetPixelFormatAttribivARB", (void **)&wglGetPixelFormatAttribivARB},
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{"wglGetPixelFormatAttribfvARB", (void **)&wglGetPixelFormatAttribfvARB},
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{"wglChoosePixelFormatARB", (void **)&wglChoosePixelFormatARB}};
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if (extgl_Extensions.WGL_ARB_pixel_format)
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extgl_Extensions.WGL_ARB_pixel_format = extgl_InitializeFunctions(sizeof(functions)/sizeof(ExtFunction), functions);
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}
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static void extgl_InitWGLARBRenderTexture(JNIEnv *env)
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{
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ExtFunction functions[] = {
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{"wglBindTexImageARB", (void **)&wglBindTexImageARB},
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{"wglReleaseTexImageARB", (void **)&wglReleaseTexImageARB},
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{"wglSetPbufferAttribARB", (void **)&wglSetPbufferAttribARB}};
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if (extgl_Extensions.WGL_ARB_render_texture)
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extgl_Extensions.WGL_ARB_render_texture = extgl_InitializeFunctions(sizeof(functions)/sizeof(ExtFunction), functions);
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}
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static void extgl_InitWGLEXTSwapControl(JNIEnv *env)
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{
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ExtFunction functions[] = {
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{"wglSwapIntervalEXT", (void **)&wglSwapIntervalEXT},
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{"wglGetSwapIntervalEXT", (void **)&wglGetSwapIntervalEXT}};
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if (extgl_Extensions.WGL_EXT_swap_control)
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extgl_Extensions.WGL_EXT_swap_control = extgl_InitializeFunctions(sizeof(functions)/sizeof(ExtFunction), functions);
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}
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static void extgl_InitWGLARBMakeCurrentRead(JNIEnv *env)
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{
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ExtFunction functions[] = {
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{"wglMakeContextCurrentARB", (void **)&wglMakeContextCurrentARB},
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{"wglGetCurrentReadDCARB", (void **)&wglGetCurrentReadDCARB}};
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if (extgl_Extensions.WGL_ARB_make_current_read)
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extgl_Extensions.WGL_ARB_make_current_read = extgl_InitializeFunctions(sizeof(functions)/sizeof(ExtFunction), functions);
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}
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static void extgl_InitSupportedWGLExtensions(JNIEnv *env)
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{
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extgl_Extensions.WGL_ARB_buffer_region = WGLQueryExtension(env, "WGL_ARB_buffer_region");
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extgl_Extensions.WGL_ARB_make_current_read = WGLQueryExtension(env, "WGL_ARB_make_current_read");
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extgl_Extensions.WGL_ARB_multisample = WGLQueryExtension(env, "WGL_ARB_multisample");
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extgl_Extensions.WGL_ARB_pbuffer = WGLQueryExtension(env, "WGL_ARB_pbuffer");
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extgl_Extensions.WGL_ARB_pixel_format = WGLQueryExtension(env, "WGL_ARB_pixel_format");
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extgl_Extensions.WGL_ARB_render_texture = WGLQueryExtension(env, "WGL_ARB_render_texture");
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extgl_Extensions.WGL_EXT_swap_control = WGLQueryExtension(env, "WGL_EXT_swap_control");
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extgl_Extensions.WGL_NV_render_depth_texture = WGLQueryExtension(env, "WGL_NV_render_depth_texture");
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extgl_Extensions.WGL_NV_render_texture_rectangle = WGLQueryExtension(env, "WGL_NV_render_texture_rectangle");
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}
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void extgl_InitWGL(JNIEnv *env)
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{
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ExtFunction functions[] = {
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{"wglGetExtensionsStringARB", (void **)&wglGetExtensionsStringARB},
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{"wglGetExtensionsStringEXT", (void **)&wglGetExtensionsStringEXT}};
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extgl_InitializeFunctions(sizeof(functions)/sizeof(ExtFunction), functions);
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extgl_Extensions.WGL_ARB_extensions_string = wglGetExtensionsStringARB != NULL;
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extgl_Extensions.WGL_EXT_extensions_string = wglGetExtensionsStringEXT != NULL;
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extgl_InitSupportedWGLExtensions(env);
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extgl_InitWGLARBMakeCurrentRead(env);
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extgl_InitWGLEXTSwapControl(env);
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extgl_InitWGLARBRenderTexture(env);
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extgl_InitWGLARBPixelFormat(env);
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extgl_InitWGLARBPbuffer(env);
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//extgl_InitWGLARBBufferRegion(env);
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}
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