Don't do swapbuffers if -nodraw specified. Get t0 after setup code.
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5594ddbcfe
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0b3c2a9a24
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@ -146,7 +146,7 @@ SubTex(GLboolean doSubRect, const GLubyte *image)
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static void
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RunTest(GLboolean copyTex, GLboolean doSubRect)
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{
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double t1, t0 = glutGet(GLUT_ELAPSED_TIME) / 1000.0;
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double t0, t1;
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int iters = 0;
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float copyRate, mbRate;
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float rot = 0.0;
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@ -171,6 +171,8 @@ RunTest(GLboolean copyTex, GLboolean doSubRect)
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glEnable(GL_TEXTURE_2D);
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glViewport(WinWidth / 2, 0, WinWidth / 2, WinHeight);
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t0 = glutGet(GLUT_ELAPSED_TIME) / 1000.0;
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do {
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if (copyTex)
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/* Framebuffer -> Texture */
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@ -198,7 +200,9 @@ RunTest(GLboolean copyTex, GLboolean doSubRect)
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rot += 2.0;
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t1 = glutGet(GLUT_ELAPSED_TIME) / 1000.0;
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glutSwapBuffers();
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if (DrawQuad) {
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glutSwapBuffers();
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}
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} while (t1 - t0 < 5.0);
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glDisable(GL_TEXTURE_2D);
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@ -234,6 +238,9 @@ Draw(void)
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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DrawTestImage();
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if (!DrawQuad) {
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glutSwapBuffers();
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}
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RunTest(GL_FALSE, GL_FALSE);
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RunTest(GL_FALSE, GL_TRUE);
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