else {
/* window buffer, y=0=top */
yScale = -1.0;
- yBias = (intel->driDrawable) ? intel->driDrawable->h : 0.0F;
+ yBias = ctx->DrawBuffer->Height;
}
m[MAT_SX] = v[MAT_SX];
DBG("%s\n", __FUNCTION__);
width = (int) (widthf * 2);
- CLAMP_SELF(width, 1, 0xf);
+ width = CLAMP(width, 1, 0xf);
lis4 |= width << S4_LINE_WIDTH_SHIFT;
if (lis4 != i915->state.Ctx[I915_CTXREG_LIS4]) {
{
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__);
- CLAMP_SELF(point_size, 1, 255);
+ point_size = CLAMP(point_size, 1, 255);
lis4 |= point_size << S4_POINT_WIDTH_SHIFT;
if (lis4 != i915->state.Ctx[I915_CTXREG_LIS4]) {
}
+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
*/
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;
functions->LineWidth = i915LineWidth;
functions->LogicOpcode = i915LogicOp;
functions->PointSize = i915PointSize;
+ functions->PointParameterfv = i915PointParameterfv;
functions->PolygonStipple = i915PolygonStipple;
functions->Scissor = i915Scissor;
functions->ShadeModel = i915ShadeModel;
i915_init_packets(i915);
_mesa_init_driver_state(ctx);
-
- memcpy(&i915->initial, &i915->state, sizeof(i915->state));
- i915->current = &i915->state;
}