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authorMichal Krol <michal@vmware.com>2009-12-12 16:48:32 +0100
committerMichal Krol <michal@vmware.com>2009-12-12 16:48:32 +0100
commita3eb0f718e19653a2ad8e49396c904183be456f3 (patch)
tree0092574c469ea586a6cab8b8ebb7ac62b8221a2a /src/mesa/drivers/dri/i915/i915_state.c
parent491f384c3958067e6c4c994041f5d8d413b806bc (diff)
parent784cca9fa527de771754d76545970f78094b9adf (diff)
Merge branch 'master' into glsl-pp-rework-2
Conflicts: progs/perf/drawoverhead.c progs/perf/teximage.c progs/perf/vbo.c progs/perf/vertexrate.c src/mesa/shader/slang/library/slang_common_builtin_gc.h
Diffstat (limited to 'src/mesa/drivers/dri/i915/i915_state.c')
-rw-r--r--src/mesa/drivers/dri/i915/i915_state.c32
1 files changed, 31 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i915/i915_state.c b/src/mesa/drivers/dri/i915/i915_state.c
index b60efea75b..cc98d125db 100644
--- a/src/mesa/drivers/dri/i915/i915_state.c
+++ b/src/mesa/drivers/dri/i915/i915_state.c
@@ -585,7 +585,7 @@ i915PointSize(GLcontext * ctx, GLfloat size)
{
struct i915_context *i915 = I915_CONTEXT(ctx);
int lis4 = i915->state.Ctx[I915_CTXREG_LIS4] & ~S4_POINT_WIDTH_MASK;
- GLint point_size = (int) size;
+ GLint point_size = (int) round(size);
DBG("%s\n", __FUNCTION__);
@@ -599,6 +599,24 @@ i915PointSize(GLcontext * ctx, GLfloat size)
}
+static void
+i915PointParameterfv(GLcontext * ctx, GLenum pname, const GLfloat *params)
+{
+ struct i915_context *i915 = I915_CONTEXT(ctx);
+
+ switch (pname) {
+ case GL_POINT_SPRITE_COORD_ORIGIN:
+ /* This could be supported, but it would require modifying the fragment
+ * program to invert the y component of the texture coordinate by
+ * inserting a 'SUB tc.y, {1.0}.xxxx, tc' instruction.
+ */
+ FALLBACK(&i915->intel, I915_FALLBACK_POINT_SPRITE_COORD_ORIGIN,
+ (params[0] != GL_UPPER_LEFT));
+ break;
+ }
+}
+
+
/* =============================================================
* Color masks
*/
@@ -939,6 +957,17 @@ i915Enable(GLcontext * ctx, GLenum cap, GLboolean state)
case GL_POLYGON_SMOOTH:
break;
+ case GL_POINT_SPRITE:
+ /* This state change is handled in i915_reduced_primitive_state because
+ * the hardware bit should only be set when rendering points.
+ */
+ I915_STATECHANGE(i915, I915_UPLOAD_CTX);
+ if (state)
+ i915->state.Ctx[I915_CTXREG_LIS4] |= S4_SPRITE_POINT_ENABLE;
+ else
+ i915->state.Ctx[I915_CTXREG_LIS4] &= ~S4_SPRITE_POINT_ENABLE;
+ break;
+
case GL_POINT_SMOOTH:
break;
@@ -1108,6 +1137,7 @@ i915InitStateFunctions(struct dd_function_table *functions)
functions->LineWidth = i915LineWidth;
functions->LogicOpcode = i915LogicOp;
functions->PointSize = i915PointSize;
+ functions->PointParameterfv = i915PointParameterfv;
functions->PolygonStipple = i915PolygonStipple;
functions->Scissor = i915Scissor;
functions->ShadeModel = i915ShadeModel;