From f68fce1f1f61997f284b77cca5b5765cd7443240 Mon Sep 17 00:00:00 2001 From: Brian Date: Wed, 24 Oct 2007 11:37:05 -0600 Subject: Implement gl_PointCoord attribute for GLSL fragment shaders. Contains the normalized fragment position within a point sprite. --- src/mesa/swrast/s_fragprog.c | 1 + 1 file changed, 1 insertion(+) (limited to 'src/mesa/swrast/s_fragprog.c') diff --git a/src/mesa/swrast/s_fragprog.c b/src/mesa/swrast/s_fragprog.c index 14c9868c18..6656ebc0d0 100644 --- a/src/mesa/swrast/s_fragprog.c +++ b/src/mesa/swrast/s_fragprog.c @@ -113,6 +113,7 @@ init_machine(GLcontext *ctx, struct gl_program_machine *machine, machine->DerivY = (GLfloat (*)[4]) span->attrStepY; machine->NumDeriv = FRAG_ATTRIB_MAX; + /* if running a GLSL program (not ARB_fragment_program) */ if (ctx->Shader.CurrentProgram) { /* Store front/back facing value in register FOGC.Y */ machine->Attribs[FRAG_ATTRIB_FOGC][col][1] = (GLfloat) ctx->_Facing; -- cgit v1.2.3