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Kristian Høgsberg wrote:
> 2010/2/12 Ian Romanick <[email protected]>:
> Kristian Høgsberg wrote:
>>>> diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
>>>> index 0e6f69f..475aeab 100644
>>>> --- a/src/mesa/main/fbobject.c
>>>> +++ b/src/mesa/main/fbobject.c
>>>> @@ -1008,6 +1008,30 @@ renderbuffer_storage(GLenum target, GLenum
>>>> internalFormat,
>>>> */
>>>> }
>>>>
>>>> +#if FEATURE_OES_EGL_image
>>>> +void GLAPIENTRY
>>>> +_mesa_EGLImageTargetRenderbufferStorageOES (GLenum target, GLeglImageOES
>>>> image)
>>>> +{
>>>> + GET_CURRENT_CONTEXT(ctx);
>>>> + ASSERT_OUTSIDE_BEGIN_END(ctx);
>>>> + struct gl_renderbuffer *rb;
>>>> +
>>>> + if (target != GL_RENDERBUFFER_EXT) {
> New uses of these enums should use the undecorated versions.
>
>> That means GL_RENDERBUFFER, right?
Yes. Over the years, as things go into core GL, we start using the
non-extension names. We don't typically go back and change the existing
occurances of the extension names. That's generally in the same
category as whitespace cleanup.
>>>> + _mesa_error(ctx, GL_INVALID_ENUM,
>>>> "EGLImageTargetRenderbufferStorageOES");
>>>> + return;
>>>> + }
>>>> +
>>>> + rb = ctx->CurrentRenderbuffer;
>>>> + if (!rb) {
>>>> + _mesa_error(ctx, GL_INVALID_OPERATION,
>>>> "EGLImageTargetRenderbufferStorageOES");
>>>> + return;
>>>> + }
>>>> +
> Is there any sort of generic validation of the image that could be done
> here? I suspect not, but I'd hate to see the same validation code
> duplicated in every driver. Maybe that would better belong in a utility
> function in src/mesa/drivers/dri/common. Hmm...
>
>> I know what you're saying, but there isn't. The EGLImage is an EGL
>> type and in our implementation it's a struct _egl_image, but we don't
>> know anything about that here. However, when the driver looks up the
>> EGLImage to get the __DRIimage, we do some basic validation in the
>> lookup function. When the driver finally gets the __DRIimage in hand,
>> there isn't a lot of checking to do; it's just a struct intel_region.
>> I don't worry that this will lead to a lot of code duplication.
Okay.
>>>> + FLUSH_VERTICES(ctx, _NEW_BUFFERS);
>>>> +
>>>> + ctx->Driver.EGLImageTargetRenderbufferStorage(ctx, rb, image);
>>>> +}
>>>> +#endif
>>>>
>>>> /**
>>>> * Helper function for _mesa_GetRenderbufferParameterivEXT() and
>>>> diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
>>>> index da3c6f9..6b15c40 100644
>>>> --- a/src/mesa/main/teximage.c
>>>> +++ b/src/mesa/main/teximage.c
>>>> @@ -2448,6 +2448,47 @@ _mesa_TexImage3DEXT( GLenum target, GLint level,
>>>> GLenum internalFormat,
>>>> }
>>>>
>>>>
>>>> +#if FEATURE_OES_EGL_image
>>>> +void GLAPIENTRY
>>>> +_mesa_EGLImageTargetTexture2DOES (GLenum target, GLeglImageOES image)
>>>> +{
>>>> + GET_CURRENT_CONTEXT(ctx);
>>>> + ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
>>>> + struct gl_texture_object *texObj;
>>>> + struct gl_texture_image *texImage;
>>>> +
>>>> + if (target != GL_TEXTURE_2D) {
>>>> + _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage1D(target)");
> That's probably the wrong error message. :) Cut-and-paste for the lose.
>
>> Oops, fiedx.
>
>>>> + return;
>>>> + }
>>>> +
>>>> + if (ctx->NewState & _MESA_NEW_TRANSFER_STATE)
>>>> + _mesa_update_state(ctx);
>>>> +
>>>> + texObj = _mesa_get_current_tex_object(ctx, target);
>>>> + _mesa_lock_texture(ctx, texObj);
>>>> +
>>>> + texImage = _mesa_get_tex_image(ctx, texObj, target, 0);
>>>> + if (!texImage) {
>>>> + _mesa_error(ctx, GL_OUT_OF_MEMORY, "glTexImage2D");
> That's probably the wrong error message. :) Cut-and-paste for the lose.
>
>> Oops, fiedx.
lol.
>>>> + } else {
>>>> + if (texImage->Data)
>>>> + ctx->Driver.FreeTexImageData( ctx, texImage );
>>>> +
>>>> + ASSERT(texImage->Data == NULL);
>>>> + //clear_teximage_fields(texImage); /* not really needed, but
>>>> helpful */
>>>> + ctx->Driver.EGLImageTargetTexture2D(ctx, target,
>>>> + texObj, texImage, image);
>>>> +
>>>> + /* state update */
>>>> + texObj->_Complete = GL_FALSE;
>>>> + ctx->NewState |= _NEW_TEXTURE;
>>>> + }
>>>> + _mesa_unlock_texture(ctx, texObj);
>>>> +
>>>> +}
>>>> +#endif
>>>> +
>>>>
>>>> void GLAPIENTRY
>>>> _mesa_TexSubImage1D( GLenum target, GLint level,
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