}
+/**
+ * Specify the Minimum Resolvable Depth factor for polygon offset.
+ * This factor potentially depends on the number of Z buffer bits,
+ * the rasterization algorithm and the arithmetic performed on Z
+ * values between vertex shading and rasterization. It will vary
+ * from one driver to another.
+ */
+void draw_set_mrd(struct draw_context *draw, double mrd)
+{
+ draw->mrd = mrd;
+}
+
/**
* Register new primitive rasterization/rendering state.
draw->rasterizer = raster;
draw->bypass_clipping =
- ((draw->rasterizer && draw->rasterizer->bypass_clipping) ||
+ ((draw->rasterizer && draw->rasterizer->bypass_vs_clip_and_viewport) ||
draw->driver.bypass_clipping);
}
draw_do_flush( draw, DRAW_FLUSH_STATE_CHANGE );
draw->driver.bypass_clipping = bypass_clipping;
- draw->bypass_clipping = (draw->rasterizer->bypass_clipping ||
- draw->driver.bypass_clipping);
+ draw->bypass_clipping =
+ ((draw->rasterizer && draw->rasterizer->bypass_vs_clip_and_viewport) ||
+ draw->driver.bypass_clipping);
}
}
+/**
+ * Provide TGSI sampler objects for vertex shaders that use texture fetches.
+ * This might only be used by software drivers for the time being.
+ */
+void
+draw_texture_samplers(struct draw_context *draw,
+ uint num_samplers,
+ struct tgsi_sampler **samplers)
+{
+ draw->vs.num_samplers = num_samplers;
+ draw->vs.samplers = samplers;
+}
+
+
+
void draw_set_render( struct draw_context *draw,
struct vbuf_render *render )
unsigned eltSize,
unsigned min_index,
unsigned max_index,
- void *elements )
+ const void *elements )
{
draw->pt.user.elts = elements;
draw->pt.user.eltSize = eltSize;
void
draw_set_mapped_element_buffer( struct draw_context *draw,
unsigned eltSize,
- void *elements )
+ const void *elements )
{
draw->pt.user.elts = elements;
draw->pt.user.eltSize = eltSize;