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nearly finished gles transition

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This commit is contained in:
itsmattkc
2019-03-17 18:19:12 +11:00
parent c8496ac2a8
commit 05ac0314d7
19 changed files with 344 additions and 392 deletions
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rendering/framebufferobject.cpp
+9 -5
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@@ -41,19 +41,23 @@ void FramebufferObject::Create(QOpenGLContext *ctx, int width, int height)
ctx->functions()->glBindTexture(GL_TEXTURE_2D, texture_);
// allocate storage for texture
glTexImage2D(
GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA8, GL_UNSIGNED_BYTE, nullptr
ctx->functions()->glTexImage2D(
GL_TEXTURE_2D, 0, GL_RGBA8, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr
);
// set texture filtering to bilinear
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
ctx->functions()->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
ctx->functions()->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
// attach texture to framebuffer
ctx->extraFunctions()->glFramebufferTexture2D(
GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture_, 0
GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture_, 0
);
// clear new texture
ctx->functions()->glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
ctx->functions()->glClear(GL_COLOR_BUFFER_BIT);
// release texture
ctx->functions()->glBindTexture(GL_TEXTURE_2D, 0);