diff options
| author | Nicolai Hähnle <[email protected]> | 2009-09-09 19:56:57 +0200 |
|---|---|---|
| committer | Nicolai Hähnle <[email protected]> | 2009-09-21 12:56:16 +0200 |
| commit | 736e1ae42fd61f2b9f982b0491ca7daea7e615ed (patch) | |
| tree | 4237ef2f34e7110b6f2453ba29c2d5f48950a568 | |
| parent | 1d4dbd8d9b00cdba8c4aef4a3994d8763fea0dff (diff) | |
r300: Fix handling of NV_vertex_program parameters
The handling is a bit inefficient, unfortunately, but I don't want to make
any intrusive changes for Mesa 7.6.
Signed-off-by: Nicolai Hähnle <[email protected]>
| -rw-r--r-- | src/mesa/drivers/dri/r300/compiler/radeon_program.c | 35 | ||||
| -rw-r--r-- | src/mesa/shader/program.c | 1 |
2 files changed, 30 insertions, 6 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_program.c b/src/mesa/drivers/dri/r300/compiler/radeon_program.c index bbbf0dd7768..b636f90a968 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_program.c +++ b/src/mesa/drivers/dri/r300/compiler/radeon_program.c @@ -150,14 +150,37 @@ void rc_mesa_to_rc_program(struct radeon_compiler * c, struct gl_program * progr c->Program.InputsRead = program->InputsRead; c->Program.OutputsWritten = program->OutputsWritten; - for(i = 0; i < program->Parameters->NumParameters; ++i) { - struct rc_constant constant; + int isNVProgram = 0; - constant.Type = RC_CONSTANT_EXTERNAL; - constant.Size = 4; - constant.u.External = i; + if (program->Target == GL_VERTEX_PROGRAM_ARB) { + struct gl_vertex_program * vp = (struct gl_vertex_program *) program; + isNVProgram = vp->IsNVProgram; + } + + if (isNVProgram) { + /* NV_vertex_program has a fixed-sized constant environment. + * This could be handled more efficiently for programs that + * do not use relative addressing. + */ + for(i = 0; i < 96; ++i) { + struct rc_constant constant; - rc_constants_add(&c->Program.Constants, &constant); + constant.Type = RC_CONSTANT_EXTERNAL; + constant.Size = 4; + constant.u.External = i; + + rc_constants_add(&c->Program.Constants, &constant); + } + } else { + for(i = 0; i < program->Parameters->NumParameters; ++i) { + struct rc_constant constant; + + constant.Type = RC_CONSTANT_EXTERNAL; + constant.Size = 4; + constant.u.External = i; + + rc_constants_add(&c->Program.Constants, &constant); + } } } diff --git a/src/mesa/shader/program.c b/src/mesa/shader/program.c index 963478fccdb..2cd6eb8a389 100644 --- a/src/mesa/shader/program.c +++ b/src/mesa/shader/program.c @@ -502,6 +502,7 @@ _mesa_clone_program(GLcontext *ctx, const struct gl_program *prog) = (const struct gl_vertex_program *) prog; struct gl_vertex_program *vpc = (struct gl_vertex_program *) clone; vpc->IsPositionInvariant = vp->IsPositionInvariant; + vpc->IsNVProgram = vp->IsNVProgram; } break; case GL_FRAGMENT_PROGRAM_ARB: |