/**************************************************************************
*
* Copyright 2009 VMware, Inc.
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2007 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
/**
* @author Jose Fonseca <jfonseca@vmware.com>
- * @author Keith Whitwell <keith@tungstengraphics.com>
+ * @author Keith Whitwell <keithw@vmware.com>
*/
#include "util/u_memory.h"
#include "util/u_math.h"
-#include "util/u_debug_dump.h"
+#include "util/u_dump.h"
+#include "draw/draw_context.h"
#include "lp_screen.h"
#include "lp_context.h"
#include "lp_state.h"
+#include "lp_debug.h"
-void *
+static void *
llvmpipe_create_blend_state(struct pipe_context *pipe,
const struct pipe_blend_state *blend)
{
- return mem_dup(blend, sizeof(*blend));
+ struct pipe_blend_state *state = mem_dup(blend, sizeof *blend);
+ int i;
+
+ if (LP_PERF & PERF_NO_BLEND) {
+ state->independent_blend_enable = 0;
+ for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++)
+ state->rt[i].blend_enable = 0;
+ }
+
+ return state;
}
-void llvmpipe_bind_blend_state( struct pipe_context *pipe,
- void *blend )
+
+static void
+llvmpipe_bind_blend_state(struct pipe_context *pipe, void *blend)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
+ if (llvmpipe->blend == blend)
+ return;
+
+ draw_flush(llvmpipe->draw);
+
llvmpipe->blend = blend;
llvmpipe->dirty |= LP_NEW_BLEND;
}
-void llvmpipe_delete_blend_state(struct pipe_context *pipe,
- void *blend)
+
+static void
+llvmpipe_delete_blend_state(struct pipe_context *pipe, void *blend)
{
FREE( blend );
}
-void llvmpipe_set_blend_color( struct pipe_context *pipe,
- const struct pipe_blend_color *blend_color )
+static void
+llvmpipe_set_blend_color(struct pipe_context *pipe,
+ const struct pipe_blend_color *blend_color)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
- unsigned i, j;
+
+ if (!blend_color)
+ return;
+
+ if(memcmp(&llvmpipe->blend_color, blend_color, sizeof *blend_color) == 0)
+ return;
+
+ draw_flush(llvmpipe->draw);
memcpy(&llvmpipe->blend_color, blend_color, sizeof *blend_color);
- if(!llvmpipe->jit_context.blend_color)
- llvmpipe->jit_context.blend_color = align_malloc(4 * 16, 16);
- for (i = 0; i < 4; ++i) {
- uint8_t c = float_to_ubyte(blend_color->color[i]);
- for (j = 0; j < 16; ++j)
- llvmpipe->jit_context.blend_color[i*4 + j] = c;
- }
+ llvmpipe->dirty |= LP_NEW_BLEND_COLOR;
}
*/
-void *
+static void *
llvmpipe_create_depth_stencil_state(struct pipe_context *pipe,
const struct pipe_depth_stencil_alpha_state *depth_stencil)
{
- return mem_dup(depth_stencil, sizeof(*depth_stencil));
+ struct pipe_depth_stencil_alpha_state *state;
+
+ state = mem_dup(depth_stencil, sizeof *depth_stencil);
+
+ if (LP_PERF & PERF_NO_DEPTH) {
+ state->depth.enabled = 0;
+ state->depth.writemask = 0;
+ state->stencil[0].enabled = 0;
+ state->stencil[1].enabled = 0;
+ }
+
+ if (LP_PERF & PERF_NO_ALPHATEST) {
+ state->alpha.enabled = 0;
+ }
+
+ return state;
}
-void
+
+static void
llvmpipe_bind_depth_stencil_state(struct pipe_context *pipe,
void *depth_stencil)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
- llvmpipe->depth_stencil = (const struct pipe_depth_stencil_alpha_state *)depth_stencil;
+ if (llvmpipe->depth_stencil == depth_stencil)
+ return;
+
+ draw_flush(llvmpipe->draw);
- if(llvmpipe->depth_stencil)
- llvmpipe->jit_context.alpha_ref_value = llvmpipe->depth_stencil->alpha.ref_value;
+ llvmpipe->depth_stencil = depth_stencil;
llvmpipe->dirty |= LP_NEW_DEPTH_STENCIL_ALPHA;
}
-void
+
+static void
llvmpipe_delete_depth_stencil_state(struct pipe_context *pipe, void *depth)
{
FREE( depth );
}
+
+
+static void
+llvmpipe_set_stencil_ref(struct pipe_context *pipe,
+ const struct pipe_stencil_ref *stencil_ref)
+{
+ struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
+
+ if (!stencil_ref)
+ return;
+
+ if(memcmp(&llvmpipe->stencil_ref, stencil_ref, sizeof *stencil_ref) == 0)
+ return;
+
+ draw_flush(llvmpipe->draw);
+
+ memcpy(&llvmpipe->stencil_ref, stencil_ref, sizeof *stencil_ref);
+
+ /* not sure. want new flag? */
+ llvmpipe->dirty |= LP_NEW_DEPTH_STENCIL_ALPHA;
+}
+
+static void
+llvmpipe_set_sample_mask(struct pipe_context *pipe,
+ unsigned sample_mask)
+{
+ struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
+
+ if (sample_mask != llvmpipe->sample_mask) {
+ llvmpipe->sample_mask = sample_mask;
+
+ llvmpipe->dirty |= LP_NEW_SAMPLE_MASK;
+ }
+}
+
+void
+llvmpipe_init_blend_funcs(struct llvmpipe_context *llvmpipe)
+{
+ llvmpipe->pipe.create_blend_state = llvmpipe_create_blend_state;
+ llvmpipe->pipe.bind_blend_state = llvmpipe_bind_blend_state;
+ llvmpipe->pipe.delete_blend_state = llvmpipe_delete_blend_state;
+
+ llvmpipe->pipe.create_depth_stencil_alpha_state = llvmpipe_create_depth_stencil_state;
+ llvmpipe->pipe.bind_depth_stencil_alpha_state = llvmpipe_bind_depth_stencil_state;
+ llvmpipe->pipe.delete_depth_stencil_alpha_state = llvmpipe_delete_depth_stencil_state;
+
+ llvmpipe->pipe.set_blend_color = llvmpipe_set_blend_color;
+
+ llvmpipe->pipe.set_stencil_ref = llvmpipe_set_stencil_ref;
+ llvmpipe->pipe.set_sample_mask = llvmpipe_set_sample_mask;
+
+ llvmpipe->dirty |= LP_NEW_SAMPLE_MASK;
+ llvmpipe->sample_mask = ~0;
+}