diff options
| author | Corbin Simpson <MostAwesomeDude@gmail.com> | 2008-06-30 11:12:51 -0700 |
|---|---|---|
| committer | Corbin Simpson <MostAwesomeDude@gmail.com> | 2008-06-30 11:12:51 -0700 |
| commit | bb1744970d74432692f2e109fca1dc31593605af (patch) | |
| tree | 7f1bf6cef2ebb0292ae1ea3e2a4ffcecdb2d756f /src/mesa/drivers/dri/r300/r300_state.c | |
| parent | 23e9b43ce4a6ad5875f69363dec7d2baa8afa2ea (diff) | |
r3xx/r5xx: Enable ARB_point_parameters.
This isn't complete yet. It does cover the two most common usage cases,
though, and at least the third one (POINT_DISTANCE_ATTENUATION) is possible,
so I'll do that later.
Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_state.c')
| -rw-r--r-- | src/mesa/drivers/dri/r300/r300_state.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c index f6f0c39066..592ee9ccc1 100644 --- a/src/mesa/drivers/dri/r300/r300_state.c +++ b/src/mesa/drivers/dri/r300/r300_state.c @@ -827,6 +827,31 @@ static void r300PointSize(GLcontext * ctx, GLfloat size) ((int)(size * 6) << R300_POINTSIZE_Y_SHIFT); } +static void r300PointParameter(GLcontext * ctx, GLenum pname, const GLfloat * param) +{ + r300ContextPtr r300 = R300_CONTEXT(ctx); + + switch (pname) { + case GL_POINT_SIZE_MIN: + R300_STATECHANGE(r300, ga_point_minmax); + r300->hw.ga_point_minmax.cmd[1] &= ~R300_GA_POINT_MINMAX_MIN_MASK; + r300->hw.ga_point_minmax.cmd[1] |= (GLuint)(ctx->Point.MinSize * 16.0); + break; + case GL_POINT_SIZE_MAX: + R300_STATECHANGE(r300, ga_point_minmax); + r300->hw.ga_point_minmax.cmd[1] &= ~R300_GA_POINT_MINMAX_MAX_MASK; + r300->hw.ga_point_minmax.cmd[1] |= (GLuint)(ctx->Point.MaxSize * 16.0) + << R300_GA_POINT_MINMAX_MAX_SHIFT; + break; + case GL_POINT_DISTANCE_ATTENUATION: + break; + case GL_POINT_FADE_THRESHOLD_SIZE: + break; + default: + break; + } +} + /* ============================================================= * Line state */ @@ -2706,6 +2731,9 @@ void r300InitStateFuncs(struct dd_function_table *functions) functions->FrontFace = r300FrontFace; functions->ShadeModel = r300ShadeModel; + /* ARB_point_parameters */ + functions->PointParameterfv = r300PointParameter; + /* Stencil related */ functions->StencilFuncSeparate = r300StencilFuncSeparate; functions->StencilMaskSeparate = r300StencilMaskSeparate; |