Attachment 67856 Details for Bug 55445 – I'm so sorry for this thing.

[patch] I'm so sorry for this thing.

evil.diff (text/plain), 2.89 KB, created by Krzysztof A. Sobiecki on 2012-09-29 21:33:28 UTC

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Creator: Krzysztof A. Sobiecki

Created: 2012-09-29 21:33:28 UTC

Size: 2.89 KB

patch

obsolete

>diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
>index afda0ea..8babcbc 100644
>--- a/src/mesa/main/teximage.c
>+++ b/src/mesa/main/teximage.c
>@@ -1921,6 +1921,37 @@ texture_error_check( struct gl_context *ctx,
>    return GL_FALSE;
> }
> 
>+/**
>+ *Hack, fix texture size, most likley brake everything else.
>+ */
>+
>+static void
>+compressed_texture_fix_size(struct gl_context *ctx, GLenum target, 
>+                            GLenum internalFormat,
>+                            GLsizei *width, GLsizei *height)
>+{
>+      GLenum choose_format;
>+      GLenum choose_type;
>+      GLenum proxy_format;
>+      
>+      choose_format = GL_NONE;
>+      choose_type = GL_NONE;
>+      proxy_format = internalFormat;
>+
>+      
>+      gl_format texFormat =
>+         ctx->Driver.ChooseTextureFormat(ctx, target, proxy_format,
>+					 choose_format, choose_type);
>+      GLuint bw, bh;
>+
>+      _mesa_get_format_block_size(texFormat, &bw, &bh);
>+      
>+      if (*width > bw && *width % bw > 0)
>+         *width = ((*width / bw) + 1) * bw;
>+      
>+      if (*height > bh && *height % bh > 0) 
>+         *height = ((*height / bh) + 1) * bh;    
>+}
> 
> /**
>  * Error checking for glCompressedTexImage[123]D().
>@@ -2043,28 +2074,6 @@ compressed_texture_error_check(struct gl_context *ctx, GLint dimensions,
>       goto error;
>    }
> 
>-   /* check image size against compression block size */
>-   /* XXX possibly move this into the _mesa_legal_texture_dimensions() func */
>-   {
>-      gl_format texFormat =
>-         ctx->Driver.ChooseTextureFormat(ctx, target, proxy_format,
>-					 choose_format, choose_type);
>-      GLuint bw, bh;
>-
>-      _mesa_get_format_block_size(texFormat, &bw, &bh);
>-      if ((width > bw && width % bw > 0) ||
>-          (height > bh && height % bh > 0)) {
>-         /*
>-          * Per GL_ARB_texture_compression:  GL_INVALID_OPERATION is
>-          * generated [...] if any parameter combinations are not
>-          * supported by the specific compressed internal format. 
>-          */
>-         reason = "invalid width or height for compression format";
>-         error = GL_INVALID_OPERATION;
>-         goto error;
>-      }
>-   }
>-
>    /* check image size in bytes */
>    if (expectedSize != imageSize) {
>       /* Per GL_ARB_texture_compression:  GL_INVALID_VALUE is generated [...]
>@@ -2768,11 +2777,17 @@ teximage(struct gl_context *ctx, GLboolean compressed, GLuint dims,
> 
>    /* general error checking */
>    if (compressed) {
>+
>       if (compressed_texture_error_check(ctx, dims, target, level,
>                                          internalFormat,
>                                          width, height, depth,
>                                          border, imageSize))
>          return;
>+
>+      /*Hack*/
>+      compressed_texture_fix_size(ctx, target, internalFormat, 
>+                                  &width, &height);
>+
>    }
>    else {
>       if (texture_error_check(ctx, dims, target, level, internalFormat,

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