void gld_BindFlat(GLTexture *gltexture) { const unsigned char *flat; int i; unsigned char *buffer; if (gltexture==last_gltexture) return; last_gltexture=gltexture; if (!gltexture) return; if (gltexture->textype!=GLDT_FLAT) { glBindTexture(GL_TEXTURE_2D, 0); last_gltexture = NULL; last_cm = -1; return; } if (gltexture->glTexID[CR_DEFAULT]!=0) { glBindTexture(GL_TEXTURE_2D, gltexture->glTexID[CR_DEFAULT]); glGetTexParameteriv(GL_TEXTURE_2D,GL_TEXTURE_RESIDENT,&i); #ifdef _DEBUG if (i!=GL_TRUE) lprintf(LO_INFO, "glGetTexParam: %i\n", i); #endif if (i==GL_TRUE) return; } flat=W_CacheLumpNum(gltexture->index); buffer=(unsigned char*)Z_Malloc(gltexture->buffer_size,PU_STATIC,0); if (!(gltexture->mipmap && use_mipmapping) && gl_paletted_texture) memset(buffer,transparent_pal_index,gltexture->buffer_size); else memset(buffer,0,gltexture->buffer_size); gld_AddFlatToTexture(gltexture, buffer, flat, !(gltexture->mipmap && use_mipmapping) && gl_paletted_texture); if (gltexture->glTexID[CR_DEFAULT]==0) glGenTextures(1,&gltexture->glTexID[CR_DEFAULT]); glBindTexture(GL_TEXTURE_2D, gltexture->glTexID[CR_DEFAULT]); #ifdef USE_GLU_MIPMAP if (gltexture->mipmap && use_mipmapping) { gluBuild2DMipmaps(GL_TEXTURE_2D, gl_tex_format, gltexture->buffer_width, gltexture->buffer_height, GL_RGBA, GL_UNSIGNED_BYTE, buffer); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_tex_filter); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_mipmap_filter); if (gl_texture_filter_anisotropic) glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, 2.0); } else #endif /* USE_GLU_MIPMAP */ { #ifdef USE_GLU_IMAGESCALE if ((gltexture->buffer_width!=gltexture->tex_width) || (gltexture->buffer_height!=gltexture->tex_height) ) { unsigned char *scaledbuffer; scaledbuffer=(unsigned char*)Z_Malloc(gltexture->tex_width*gltexture->tex_height*4,PU_STATIC,0); if (scaledbuffer) { gluScaleImage(GL_RGBA, gltexture->buffer_width, gltexture->buffer_height, GL_UNSIGNED_BYTE,buffer, gltexture->tex_width, gltexture->tex_height, GL_UNSIGNED_BYTE,scaledbuffer); Z_Free(buffer); buffer=scaledbuffer; glTexImage2D( GL_TEXTURE_2D, 0, gl_tex_format, gltexture->tex_width, gltexture->tex_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, buffer); } } else #endif /* USE_GLU_IMAGESCALE */ { if (gl_paletted_texture) { gld_SetTexturePalette(GL_TEXTURE_2D); glTexImage2D( GL_TEXTURE_2D, 0, GL_COLOR_INDEX8_EXT, gltexture->buffer_width, gltexture->buffer_height, 0, GL_COLOR_INDEX, GL_UNSIGNED_BYTE, buffer); } else { glTexImage2D( GL_TEXTURE_2D, 0, gl_tex_format, gltexture->buffer_width, gltexture->buffer_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, buffer); } } glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_tex_filter); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_tex_filter); } Z_Free(buffer); W_UnlockLumpNum(gltexture->index); }
int gld_BuildTexture(GLTexture *gltexture, void *data, dboolean readonly, int width, int height) { int result = false; int tex_width, tex_height, tex_buffer_size; unsigned char *tex_buffer = NULL; tex_width = gld_GetTexDimension(width); tex_height = gld_GetTexDimension(height); tex_buffer_size = tex_width * tex_height * 4; //your video is modern if (gl_arb_texture_non_power_of_two) { qglTexParameteri(GL_TEXTURE_2D, GL_GENERATE_MIPMAP, ((gltexture->flags & GLTEXTURE_MIPMAP) ? GL_TRUE : GL_FALSE)); qglTexImage2D( GL_TEXTURE_2D, 0, gl_tex_format, tex_width, tex_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, data); gld_RecolorMipLevels(data); gld_SetTexFilters(gltexture); result = true; goto l_exit; } #ifdef USE_GLU_MIPMAP if (gltexture->flags & GLTEXTURE_MIPMAP) { gluBuild2DMipmaps(GL_TEXTURE_2D, gl_tex_format, width, height, GL_RGBA, GL_UNSIGNED_BYTE, data); gld_RecolorMipLevels(data); gld_SetTexFilters(gltexture); result = true; goto l_exit; } else #endif // USE_GLU_MIPMAP { #ifdef USE_GLU_IMAGESCALE if ((width != tex_width) || (height != tex_height)) { tex_buffer = malloc(tex_buffer_size); if (!tex_buffer) { goto l_exit; } gluScaleImage(GL_RGBA, width, height, GL_UNSIGNED_BYTE, data, tex_width, tex_height, GL_UNSIGNED_BYTE, tex_buffer); qglTexImage2D( GL_TEXTURE_2D, 0, gl_tex_format, tex_width, tex_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, tex_buffer); } else #endif // USE_GLU_IMAGESCALE { if ((width != tex_width) || (height != tex_height)) { if (width == tex_width) { tex_buffer = malloc(tex_buffer_size); memcpy(tex_buffer, data, width * height * 4); } else { int y; tex_buffer = calloc(1, tex_buffer_size); for (y = 0; y < height; y++) { memcpy(tex_buffer + y * tex_width * 4, ((unsigned char*)data) + y * width * 4, width * 4); } } } else { tex_buffer = data; } if (gl_paletted_texture) { gld_SetTexturePalette(GL_TEXTURE_2D); qglTexImage2D( GL_TEXTURE_2D, 0, GL_COLOR_INDEX8_EXT, tex_width, tex_height, 0, GL_COLOR_INDEX, GL_UNSIGNED_BYTE, tex_buffer); } else { qglTexImage2D( GL_TEXTURE_2D, 0, gl_tex_format, tex_width, tex_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, tex_buffer); } } gltexture->flags &= ~GLTEXTURE_MIPMAP; gld_SetTexFilters(gltexture); result = true; } l_exit: if (result) { qglTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); qglTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); } if (tex_buffer && tex_buffer != data) { free(tex_buffer); tex_buffer = NULL; } if (!readonly) { free(data); data = NULL; } return result; }
void gld_BindPatch(GLTexture *gltexture, int cm) { const rpatch_t *patch; int i; unsigned char *buffer; if ((gltexture==last_gltexture) && (cm==last_cm)) return; last_gltexture=gltexture; last_cm=cm; if (!gltexture) return; if (gltexture->textype!=GLDT_PATCH) { glBindTexture(GL_TEXTURE_2D, 0); last_gltexture = NULL; last_cm = -1; return; } if (gltexture->glTexID[cm]!=0) { glBindTexture(GL_TEXTURE_2D, gltexture->glTexID[cm]); glGetTexParameteriv(GL_TEXTURE_2D,GL_TEXTURE_RESIDENT,&i); #ifdef _DEBUG if (i!=GL_TRUE) lprintf(LO_INFO, "glGetTexParam: %i\n", i); #endif if (i==GL_TRUE) return; } patch=R_CachePatchNum(gltexture->index); buffer=(unsigned char*)Z_Malloc(gltexture->buffer_size,PU_STATIC,0); if (gl_paletted_texture) memset(buffer,transparent_pal_index,gltexture->buffer_size); else memset(buffer,0,gltexture->buffer_size); gld_AddPatchToTexture(gltexture, buffer, patch, 0, 0, cm, gl_paletted_texture); if (gltexture->glTexID[cm]==0) glGenTextures(1,&gltexture->glTexID[cm]); glBindTexture(GL_TEXTURE_2D, gltexture->glTexID[cm]); #ifdef USE_GLU_IMAGESCALE if ((gltexture->buffer_width>gltexture->tex_width) || (gltexture->buffer_height>gltexture->tex_height) ) { unsigned char *scaledbuffer; scaledbuffer=(unsigned char*)Z_Malloc(gltexture->tex_width*gltexture->tex_height*4,PU_STATIC,0); if (scaledbuffer) { gluScaleImage(GL_RGBA, gltexture->buffer_width, gltexture->buffer_height, GL_UNSIGNED_BYTE,buffer, gltexture->tex_width, gltexture->tex_height, GL_UNSIGNED_BYTE,scaledbuffer); Z_Free(buffer); buffer=scaledbuffer; glTexImage2D( GL_TEXTURE_2D, 0, gl_tex_format, gltexture->tex_width, gltexture->tex_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, buffer); } } else #endif /* USE_GLU_IMAGESCALE */ { if (gl_paletted_texture) { gld_SetTexturePalette(GL_TEXTURE_2D); glTexImage2D( GL_TEXTURE_2D, 0, GL_COLOR_INDEX8_EXT, gltexture->buffer_width, gltexture->buffer_height, 0, GL_COLOR_INDEX, GL_UNSIGNED_BYTE, buffer); } else { glTexImage2D( GL_TEXTURE_2D, 0, gl_tex_format, gltexture->buffer_width, gltexture->buffer_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, buffer); } } glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_tex_filter); glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_tex_filter); Z_Free(buffer); R_UnlockPatchNum(gltexture->index); }