Ian Romanick <[email protected]> writes: > On 10/08/2013 02:09 PM, Eric Anholt wrote: > > With something done about the versioning comment below, > > Reviewed-by: Ian Romanick <[email protected]>
>> + /* Make the buffer bigger than the data to trigger the driver
>> + * code path we want.
>> + */
>> + glBufferData(GL_TEXTURE_BUFFER, 4096, NULL, GL_STREAM_DRAW);
>> + glBufferSubData(GL_TEXTURE_BUFFER, 0, sizeof(g_rgba8), g_rgba8);
>> +
>> + glGenTextures(1, &tex);
>> + glBindTexture(GL_TEXTURE_BUFFER, tex);
>> + glTexBuffer(GL_TEXTURE_BUFFER, GL_RGBA8, bo);
>> +
>> + piglit_draw_rect(-1, -1, 1, 2);
>> + glBufferSubData(GL_TEXTURE_BUFFER, 0, sizeof(b_rgba8), b_rgba8);
>> + piglit_draw_rect(0, -1, 1, 2);
>> +
>> + pass = pass && piglit_probe_rect_rgba(0, 0,
>> + piglit_width / 2, piglit_height,
>> + green);
>> + pass = pass && piglit_probe_rect_rgba(piglit_width / 2, 0,
>> + piglit_width / 2, piglit_height,
>> + blue);
>> +
>> + piglit_present_results();
>> +
>> + return pass ? PIGLIT_PASS : PIGLIT_FAIL;
>> +}
>> +
>> +void
>> +piglit_init(int argc, char **argv)
>> +{
>> + piglit_require_GLSL_version(140);
>> + if (piglit_get_gl_version() < 31)
>
> I don't think anyone will exposed GLSL 1.40 without GL 3.1. For this to
> be useful, the test should use a 1.20 shader with
> GL_ARB_texture_buffer_object enabled in the pre-3.1 case.
Not even Ironlake?
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