fixed a bug with blank frames in sprites failing to produce a texture (fixes painkeep...

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@6633 d7cf8633-e32d-0410-b094-e92efae38249

diff --git a/model_shared.c b/model_shared.c
index 920d85e571a5c44c54d4922b580ea0df698b51f6..ad05c4e496f1b6ab1947df4f7270371b56730081 100644 (file)
--- a/model_shared.c
+++ b/model_shared.c
@@ -972,13 +972,18 @@ void Mod_ShadowMesh_Free(shadowmesh_t *mesh)
        }
 }
 
-static rtexture_t *GL_TextureForSkinLayer(const unsigned char *in, int width, int height, const char *name, const unsigned int *palette, int textureflags)
+static rtexture_t *GL_TextureForSkinLayer(const unsigned char *in, int width, int height, const char *name, const unsigned int *palette, int textureflags, qboolean force)
 {
        int i;
-       for (i = 0;i < width*height;i++)
-               if (((unsigned char *)&palette[in[i]])[3] > 0)
-                       return R_LoadTexture2D (loadmodel->texturepool, name, width, height, in, TEXTYPE_PALETTE, textureflags, palette);
-       return NULL;
+       if (!force)
+       {
+               for (i = 0;i < width*height;i++)
+                       if (((unsigned char *)&palette[in[i]])[3] > 0)
+                               break;
+               if (i == width*height)
+                       return NULL;
+       }
+       return R_LoadTexture2D (loadmodel->texturepool, name, width, height, in, TEXTYPE_PALETTE, textureflags, palette);
 }
 
 int Mod_LoadSkinFrame(skinframe_t *skinframe, const char *basename, int textureflags, int loadpantsandshirt, int loadglowtexture)
@@ -1067,16 +1072,16 @@ int Mod_LoadSkinFrame_Internal(skinframe_t *skinframe, const char *basename, int
                        Mem_Free(temp1);
                }
                // use either a custom palette, or the quake palette
-               skinframe->base = skinframe->merged = GL_TextureForSkinLayer(skindata, width, height, va("%s_merged", basename), palette ? palette : (loadglowtexture ? palette_nofullbrights : ((textureflags & TEXF_ALPHA) ? palette_transparent : palette_complete)), textureflags); // all
+               skinframe->base = skinframe->merged = GL_TextureForSkinLayer(skindata, width, height, va("%s_merged", basename), palette ? palette : (loadglowtexture ? palette_nofullbrights : ((textureflags & TEXF_ALPHA) ? palette_transparent : palette_complete)), textureflags, true); // all
                if (!palette && loadglowtexture)
-                       skinframe->glow = GL_TextureForSkinLayer(skindata, width, height, va("%s_glow", basename), palette_onlyfullbrights, textureflags); // glow
+                       skinframe->glow = GL_TextureForSkinLayer(skindata, width, height, va("%s_glow", basename), palette_onlyfullbrights, textureflags, false); // glow
                if (!palette && loadpantsandshirt)
                {
-                       skinframe->pants = GL_TextureForSkinLayer(skindata, width, height, va("%s_pants", basename), palette_pantsaswhite, textureflags); // pants
-                       skinframe->shirt = GL_TextureForSkinLayer(skindata, width, height, va("%s_shirt", basename), palette_shirtaswhite, textureflags); // shirt
+                       skinframe->pants = GL_TextureForSkinLayer(skindata, width, height, va("%s_pants", basename), palette_pantsaswhite, textureflags, false); // pants
+                       skinframe->shirt = GL_TextureForSkinLayer(skindata, width, height, va("%s_shirt", basename), palette_shirtaswhite, textureflags, false); // shirt
                }
                if (skinframe->pants || skinframe->shirt)
-                       skinframe->base = GL_TextureForSkinLayer(skindata, width, height, va("%s_nospecial", basename),loadglowtexture ? palette_nocolormapnofullbrights : palette_nocolormap, textureflags); // no special colors
+                       skinframe->base = GL_TextureForSkinLayer(skindata, width, height, va("%s_nospecial", basename),loadglowtexture ? palette_nocolormapnofullbrights : palette_nocolormap, textureflags, false); // no special colors
                if (textureflags & TEXF_ALPHA)
                {
                        // if not using a custom alphapalette, use the quake one
@@ -1086,7 +1091,7 @@ int Mod_LoadSkinFrame_Internal(skinframe_t *skinframe, const char *basename, int
                                if (((unsigned char *)alphapalette)[skindata[i]*4+3] < 255)
                                        break;
                        if (i < width * height)
-                               skinframe->fog = GL_TextureForSkinLayer(skindata, width, height, va("%s_fog", basename), alphapalette, textureflags); // fog mask
+                               skinframe->fog = GL_TextureForSkinLayer(skindata, width, height, va("%s_fog", basename), alphapalette, textureflags, true); // fog mask
                }
        }
        else