mrq/GLdc
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fix issues with bilinear mipmapping

Browse Source
This commit is contained in:
Luke Benstead 2021-10-25 19:04:58 +01:00
parent e225f54386
commit b710a619d5
3 changed files with 6 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
GL/state.c
View File

@ -193,11 +193,13 @@ void _glUpdatePVRTextureContext(PolyContext *context, GLshort textureUnit) {
}
if(enableMipmaps) {
if(tx1->minFilter == GL_LINEAR_MIPMAP_NEAREST) {
// FIXME: This is probably the wrong filter for this
// GL mode, but I'm not sure what's correct...
if(tx1->minFilter == GL_NEAREST_MIPMAP_LINEAR) {
filter = GPU_FILTER_TRILINEAR1;
} else if(tx1->minFilter == GL_LINEAR_MIPMAP_LINEAR) {
filter = GPU_FILTER_TRILINEAR2;
} else if(tx1->minFilter == GL_NEAREST_MIPMAP_LINEAR) {
} else if(tx1->minFilter == GL_LINEAR_MIPMAP_NEAREST) {
filter = GPU_FILTER_BILINEAR;
} else {
filter = GPU_FILTER_NEAREST;

2
GL/texture.c
View File

@ -431,7 +431,7 @@ static void _glInitializeTextureObject(TextureObject* txr, unsigned int id) {
txr->palette = NULL;
txr->isCompressed = GL_FALSE;
txr->isPaletted = GL_FALSE;
txr->mipmap_bias = GL_MAX_TEXTURE_LOD_BIAS_DEFAULT;
txr->mipmap_bias = GL_KOS_INTERNAL_DEFAULT_MIPMAP_LOD_BIAS;
/* Not mipmapped by default */
txr->baseDataOffset = 0;

2
include/GL/glext.h
View File

@ -195,7 +195,7 @@ GLAPI void APIENTRY glCompressedTexImage2DARB(GLenum target,
#define GL_MAX_TEXTURE_LOD_BIAS 0x84FD
#define GL_TEXTURE_LOD_BIAS 0x8501
#define GL_MAX_TEXTURE_LOD_BIAS_DEFAULT 7
#define GL_KOS_INTERNAL_DEFAULT_MIPMAP_LOD_BIAS -4
#define GL_KOS_INTERNAL_DEFAULT_MIPMAP_LOD_BIAS 4
#endif
#ifndef GL_EXT_texture_lod_bias