Module: Mesa Branch: master Commit: 368fb578f86c53d888324f9bb25369216b3187b1 URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=368fb578f86c53d888324f9bb25369216b3187b1
Author: Alex Deucher <[email protected]> Date: Sat Sep 19 14:46:06 2009 -0400 r600: fix polygon offset --- src/mesa/drivers/dri/r600/r700_state.c | 11 ++++++++--- 1 files changed, 8 insertions(+), 3 deletions(-) diff --git a/src/mesa/drivers/dri/r600/r700_state.c b/src/mesa/drivers/dri/r600/r700_state.c index e91aa43..8477c88 100644 --- a/src/mesa/drivers/dri/r600/r700_state.c +++ b/src/mesa/drivers/dri/r600/r700_state.c @@ -1130,20 +1130,25 @@ static void r700PolygonOffset(GLcontext * ctx, GLfloat factor, GLfloat units) // context_t *context = R700_CONTEXT(ctx); R700_CHIP_CONTEXT *r700 = (R700_CHIP_CONTEXT*)(&context->hw); GLfloat constant = units; + GLchar depth = 0; + + R600_STATECHANGE(context, poly); switch (ctx->Visual.depthBits) { case 16: constant *= 4.0; + depth = -16; break; case 24: constant *= 2.0; + depth = -24; break; } factor *= 12.0; - - R600_STATECHANGE(context, poly); - + SETfield(r700->PA_SU_POLY_OFFSET_DB_FMT_CNTL.u32All, depth, + POLY_OFFSET_NEG_NUM_DB_BITS_shift, POLY_OFFSET_NEG_NUM_DB_BITS_mask); + //r700->PA_SU_POLY_OFFSET_CLAMP.f32All = constant; //??? r700->PA_SU_POLY_OFFSET_FRONT_SCALE.f32All = factor; r700->PA_SU_POLY_OFFSET_FRONT_OFFSET.f32All = constant; r700->PA_SU_POLY_OFFSET_BACK_SCALE.f32All = factor; _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
