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-rw-r--r--src/mesa/drivers/dri/r600/r700_state.c53
1 files changed, 45 insertions, 8 deletions
diff --git a/src/mesa/drivers/dri/r600/r700_state.c b/src/mesa/drivers/dri/r600/r700_state.c
index 9f7e45a4b7..6b0aa686e7 100644
--- a/src/mesa/drivers/dri/r600/r700_state.c
+++ b/src/mesa/drivers/dri/r600/r700_state.c
@@ -816,8 +816,51 @@ static void r700ShadeModel(GLcontext * ctx, GLenum mode) //--------------------
}
}
+/* =============================================================
+ * Point state
+ */
+static void r700PointSize(GLcontext * ctx, GLfloat size)
+{
+ context_t *context = R700_CONTEXT(ctx);
+ R700_CHIP_CONTEXT *r700 = (R700_CHIP_CONTEXT*)(&context->hw);
+
+ /* We need to clamp to user defined range here, because
+ * the HW clamping happens only for per vertex point size. */
+ size = CLAMP(size, ctx->Point.MinSize, ctx->Point.MaxSize);
+
+ /* same size limits for AA, non-AA points */
+ size = CLAMP(size, ctx->Const.MinPointSize, ctx->Const.MaxPointSize);
+
+ /* format is 12.4 fixed point */
+ SETfield(r700->PA_SU_POINT_SIZE.u32All, (int)(size * 16),
+ PA_SU_POINT_SIZE__HEIGHT_shift, PA_SU_POINT_SIZE__HEIGHT_mask);
+ SETfield(r700->PA_SU_POINT_SIZE.u32All, (int)(size * 16),
+ PA_SU_POINT_SIZE__WIDTH_shift, PA_SU_POINT_SIZE__WIDTH_mask);
+
+}
+
static void r700PointParameter(GLcontext * ctx, GLenum pname, const GLfloat * param) //---------------
{
+ context_t *context = R700_CONTEXT(ctx);
+ R700_CHIP_CONTEXT *r700 = (R700_CHIP_CONTEXT*)(&context->hw);
+
+ /* format is 12.4 fixed point */
+ switch (pname) {
+ case GL_POINT_SIZE_MIN:
+ SETfield(r700->PA_SU_POINT_MINMAX.u32All, (int)(ctx->Point.MinSize * 16.0),
+ MIN_SIZE_shift, MIN_SIZE_mask);
+ break;
+ case GL_POINT_SIZE_MAX:
+ SETfield(r700->PA_SU_POINT_MINMAX.u32All, (int)(ctx->Point.MaxSize * 16.0),
+ MAX_SIZE_shift, MAX_SIZE_mask);
+ break;
+ case GL_POINT_DISTANCE_ATTENUATION:
+ break;
+ case GL_POINT_FADE_THRESHOLD_SIZE:
+ break;
+ default:
+ break;
+ }
}
static void r700StencilFuncSeparate(GLcontext * ctx, GLenum face,
@@ -896,10 +939,6 @@ static void r700DepthRange(GLcontext * ctx, GLclampd nearval, GLclampd farval) /
r700UpdateWindow(ctx, 0);
}
-static void r700PointSize(GLcontext * ctx, GLfloat size) //-------------------
-{
-}
-
static void r700LineWidth(GLcontext * ctx, GLfloat widthf) //---------------
{
context_t *context = R700_CONTEXT(ctx);
@@ -1550,10 +1589,8 @@ void r700InitState(GLcontext * ctx) //-------------------
SETbit(r700->PA_CL_VTE_CNTL.u32All, VPORT_Z_OFFSET_ENA_bit);
/* Set up point sizes and min/max values */
- SETfield(r700->PA_SU_POINT_SIZE.u32All, 0x8,
- PA_SU_POINT_SIZE__HEIGHT_shift, PA_SU_POINT_SIZE__HEIGHT_mask);
- SETfield(r700->PA_SU_POINT_SIZE.u32All, 0x8,
- PA_SU_POINT_SIZE__WIDTH_shift, PA_SU_POINT_SIZE__WIDTH_mask);
+ r700PointSize(ctx, 1.0);
+
CLEARfield(r700->PA_SU_POINT_MINMAX.u32All, MIN_SIZE_mask);
SETfield(r700->PA_SU_POINT_MINMAX.u32All, 0x8000, MAX_SIZE_shift, MAX_SIZE_mask);