On Fri, Apr 22, 2011 at 7:19 PM, Sven Arvidsson <s...@whiz.se> wrote:
> On Fri, 2011-04-22 at 16:46 +0200, Marek Olšák wrote: > > That page seems to lie. > > > > The R500 limits are: > > - 1024 vertex shader instructions > > - 512 fragment shader instructions > > I remembered that I still have an XP partition around, so I ran GLinfo > myself, and it seems to report the same: > http://whiz.se/temp/x1950pro.htm > > I guess the application itself could be buggy though, is there any other > way of confirming the number of instructions? > I think Catalyst is buggy, but that wouldn't surprise me. > > You should get these values from 'glxinfo -l'. > > Right, that was what I compared the GLinfo output with: > > GL_FRAGMENT_PROGRAM_ARB: > GL_MAX_PROGRAM_INSTRUCTIONS_ARB = 16384 > GL_MAX_PROGRAM_NATIVE_INSTRUCTIONS_ARB = 512 > GL_MAX_PROGRAM_TEMPORARIES_ARB = 256 > GL_MAX_PROGRAM_NATIVE_TEMPORARIES_ARB = 128 > GL_MAX_PROGRAM_PARAMETERS_ARB = 64 > GL_MAX_PROGRAM_NATIVE_PARAMETERS_ARB = 256 > GL_MAX_PROGRAM_ATTRIBS_ARB = 12 > GL_MAX_PROGRAM_NATIVE_ATTRIBS_ARB = 10 > GL_MAX_PROGRAM_ADDRESS_REGISTERS_ARB = 0 > GL_MAX_PROGRAM_NATIVE_ADDRESS_REGISTERS_ARB = 0 > GL_MAX_PROGRAM_LOCAL_PARAMETERS_ARB = 1024 > GL_MAX_PROGRAM_ENV_PARAMETERS_ARB = 256 > GL_MAX_PROGRAM_ALU_INSTRUCTIONS_ARB = 16384 > GL_MAX_PROGRAM_TEX_INSTRUCTIONS_ARB = 16384 > GL_MAX_PROGRAM_TEX_INDIRECTIONS_ARB = 16384 > GL_MAX_PROGRAM_NATIVE_ALU_INSTRUCTIONS_ARB = 512 > GL_MAX_PROGRAM_NATIVE_TEX_INSTRUCTIONS_ARB = 512 > GL_MAX_PROGRAM_NATIVE_TEX_INDIRECTIONS_ARB = 511 > > > > Some of the shader model 3.0 requirements are: > > - minimum of 512 instructions must be supported in both vertex and > fragment > > shaders (met) > > - GL_ARB_shader_texture_lod (not met) > > > > The latter appears to be the culprit. > > Seems like Wine only enables 3.0 if the number of instructions exceeds > 512, probably just to play it safe. > Wine developers now know about this issue and will probably fix it. Marek
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