17 years, 3 months ago
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17 years, 3 months ago
17 years, 3 months ago
I have one texture and two pbo's. The texture should be updated every frame (testing stuff). If I use GL_UNSIGNED_BYTE as type and GL_RGBA8 as internal format, everything w…
17 years, 3 months ago
I'm trying to map a texture onto a large terrain. Terrain data: 4096x4096 The data is not the problem, just the texture I map on it. If I use a 1024x1024 texture, it l…
17 years, 5 months ago
I'm trying to use a simple vertex texture fetch in my vertex shader as follows: VERTEX SHADER: uniform sampler2D tex0; void main() { vec4 vert = vec4(gl_Vertex); vec4 texel = te…
17 years, 7 months ago
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See all in DiscussionsAt the moment I don't need something anymore, I unbind it.Before using it a second time I rebind it.As I …
17 years, 3 months ago
I changed GL_RGBA_FLOAT32_ATI to GL_RGBA32F_ARB, but the problem still exists.There is still a GL_INVALID_OPERATION
17 years, 3 months ago
I'm using OpenGL 2.1.The extension GL_ARB_texture_float is available, but what did you mean with "use the extension"?Did you mean the …
17 years, 3 months ago