diff options
Diffstat (limited to 'src/mesa/tnl/t_vb_points.c')
| -rw-r--r-- | src/mesa/tnl/t_vb_points.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/mesa/tnl/t_vb_points.c b/src/mesa/tnl/t_vb_points.c index 9327f8c273..1ac14fedf9 100644 --- a/src/mesa/tnl/t_vb_points.c +++ b/src/mesa/tnl/t_vb_points.c @@ -1,8 +1,8 @@ /* * Mesa 3-D graphics library - * Version: 6.5 + * Version: 7.0 * - * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -50,7 +50,8 @@ run_point_stage(GLcontext *ctx, struct tnl_pipeline_stage *stage) if (ctx->Point._Attenuated && !ctx->VertexProgram._Current) { struct point_stage_data *store = POINT_STAGE_DATA(stage); struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb; - const GLfloat (*eye)[4] = (const GLfloat (*)[4]) VB->EyePtr->data; + const GLfloat *eyeCoord = (GLfloat *) VB->EyePtr->data + 2; + const GLint eyeCoordStride = VB->EyePtr->stride / sizeof(GLfloat); const GLfloat p0 = ctx->Point.Params[0]; const GLfloat p1 = ctx->Point.Params[1]; const GLfloat p2 = ctx->Point.Params[2]; @@ -59,10 +60,11 @@ run_point_stage(GLcontext *ctx, struct tnl_pipeline_stage *stage) GLuint i; for (i = 0; i < VB->Count; i++) { - const GLfloat dist = FABSF(eye[i][2]); + const GLfloat dist = FABSF(*eyeCoord); const GLfloat q = p0 + dist * (p1 + dist * p2); const GLfloat atten = (q != 0.0) ? SQRTF(1.0 / q) : 1.0; size[i][0] = pointSize * atten; /* clamping done in rasterization */ + eyeCoord += eyeCoordStride; } VB->AttribPtr[_TNL_ATTRIB_POINTSIZE] = &store->PointSize; |