mirror of
https://github.com/IllusionMan1212/C2048.git
synced 2026-10-24 02:12:31 +00:00
Illusion
2f88c53a07
- zephr: correctly set cursor when hovering button - zephr: added texture loading and displaying - zephr: added icon button - game: added help and settings icon buttons
46 lines
1.0 KiB
C
46 lines
1.0 KiB
C
#include "glad/gl.h"
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#include "stb_image.h"
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#include "core.h"
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#include "texture.h"
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TextureId load_texture(const char *path) {
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int width, height, nrChannels;
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unsigned char *data = stbi_load(path, &width, &height, &nrChannels, STBI_rgb_alpha);
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GLuint texture_id;
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u32 format = GL_RGBA;
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switch (nrChannels) {
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case 1:
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format = GL_RED;
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break;
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case 2:
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format = GL_RG;
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break;
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case 3:
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format = GL_RGB;
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break;
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case 4:
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format = GL_RGBA;
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break;
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}
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glGenTextures(1, &texture_id);
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glBindTexture(GL_TEXTURE_2D, texture_id);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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glTexImage2D(GL_TEXTURE_2D, 0, format, width, height, 0, format, GL_UNSIGNED_BYTE, data);
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glGenerateMipmap(GL_TEXTURE_2D);
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stbi_image_free(data);
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return texture_id;
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}
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