24931770d3
* fix unknown command line argument * fix warnings settings for gcc * fix -Wzero-as-null-pointer-constant * revert CMakeLists.txt
40 lines
1.1 KiB
C++
40 lines
1.1 KiB
C++
#include "Cubemap.hpp"
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#include "gl_util.hpp"
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#include <GL/glew.h>
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Cubemap::Cubemap(uint width, uint height, ImageFormat imageFormat)
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: Texture(0, width, height)
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{
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glGenTextures(1, &id);
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glBindTexture(GL_TEXTURE_CUBE_MAP, id);
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glTexParameterf(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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glTexParameterf(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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glTexParameterf(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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glTexParameterf(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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glTexParameterf(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
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uint format = gl::to_glenum(imageFormat);
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for (uint face = 0; face < 6; face++) {
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glTexImage2D(
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GL_TEXTURE_CUBE_MAP_POSITIVE_X + face,
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0,
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format,
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width,
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height,
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0,
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format,
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GL_UNSIGNED_BYTE,
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nullptr
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);
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}
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}
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void Cubemap::bind() const {
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glBindTexture(GL_TEXTURE_CUBE_MAP, id);
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}
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void Cubemap::unbind() const {
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glBindTexture(GL_TEXTURE_CUBE_MAP, 0);
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}
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