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Fix gluBuild2DMipmaps not returning a value

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UnknownShadow200 2025-03-31 21:08:53 +11:00
parent 8d6435d9dc
commit 135f4c58c5
2 changed files with 14 additions and 12 deletions
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12
GL/framebuffer.c
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@ -325,18 +325,6 @@ void APIENTRY glGenerateMipmap(GLenum target) {
gl_assert(_glIsMipmapComplete(tex));
}
/* generate mipmaps for any image provided by the user and then pass them to OpenGL */
GLAPI GLvoid APIENTRY gluBuild2DMipmaps(GLenum target, GLint internalFormat,
GLsizei width, GLsizei height,
GLenum format, GLenum type, const void *data){
/* 2d texture, level of detail 0 (normal), 3 components (red, green, blue),
width & height of the image, border 0 (normal), rgb color data,
unsigned byte data, and finally the data itself. */
glTexImage2D(GL_TEXTURE_2D, 0, 3, width, height, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
glGenerateMipmap(GL_TEXTURE_2D);
}
GLenum APIENTRY glCheckFramebufferStatusEXT(GLenum target) {
if(target != GL_FRAMEBUFFER_EXT) {
_glKosThrowError(GL_INVALID_ENUM, __func__);

14
GL/glu.c
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@ -15,3 +15,17 @@ void APIENTRY gluPerspective(GLdouble angle, GLdouble aspect,
void APIENTRY gluOrtho2D(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top) {
glOrtho(left, right, bottom, top, -1.0f, 1.0f);
}
/* generate mipmaps for any image provided by the user and then pass them to OpenGL */
GLint APIENTRY gluBuild2DMipmaps(GLenum target, GLint internalFormat,
GLsizei width, GLsizei height,
GLenum format, GLenum type, const void *data){
/* 2d texture, level of detail 0 (normal), 3 components (red, green, blue),
width & height of the image, border 0 (normal), rgb color data,
unsigned byte data, and finally the data itself. */
glTexImage2D(GL_TEXTURE_2D, 0, 3, width, height, 0, GL_RGB, GL_UNSIGNED_BYTE, data);
glGenerateMipmap(GL_TEXTURE_2D);
// FIXME return glu error codes
return 0;
}