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OPENGL: For GLES, add glOrthox and do not use GL_BGR.

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svn-id: r51552
This commit is contained in:
Alejandro Marzini 2010-07-31 20:58:14 +00:00
parent 6d6756b46a
commit c93adcbd29
1 changed files with 8 additions and 0 deletions
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8
backends/graphics/opengl/opengl-graphics.cpp
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@ -987,7 +987,11 @@ void OpenGLGraphicsManager::initGL() {
// Setup coordinates system
glMatrixMode(GL_PROJECTION); CHECK_GL_ERROR();
glLoadIdentity(); CHECK_GL_ERROR();
#ifdef USE_GLES
glOrthox(0, _videoMode.hardwareWidth, _videoMode.hardwareHeight, 0, -1, 1); CHECK_GL_ERROR();
#else
glOrtho(0, _videoMode.hardwareWidth, _videoMode.hardwareHeight, 0, -1, 1); CHECK_GL_ERROR();
#endif
glMatrixMode(GL_MODELVIEW); CHECK_GL_ERROR();
glLoadIdentity(); CHECK_GL_ERROR();
}
@ -1217,11 +1221,15 @@ bool OpenGLGraphicsManager::saveScreenshot(const char *filename) {
uint8 *pixels = new uint8[width * height * 3];
// Get pixel data from opengl buffer
#ifdef USE_GLES
glReadPixels(0, 0, width, height, GL_RGB, GL_UNSIGNED_BYTE, pixels); CHECK_GL_ERROR();
#else
if (_formatBGR) {
glReadPixels(0, 0, width, height, GL_BGR, GL_UNSIGNED_BYTE, pixels); CHECK_GL_ERROR();
} else {
glReadPixels(0, 0, width, height, GL_RGB, GL_UNSIGNED_BYTE, pixels); CHECK_GL_ERROR();
}
#endif
// Open file
Common::DumpFile out;