r600_state_common.c revision fa86fc564aea4e40c89f6fc889e6a5bf817634b3 
1/*
2 * Copyright 2010 Red Hat Inc.
3 *           2010 Jerome Glisse
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * on the rights to use, copy, modify, merge, publish, distribute, sub
9 * license, and/or sell copies of the Software, and to permit persons to whom
10 * the Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
22 * USE OR OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: Dave Airlie <airlied@redhat.com>
25 *          Jerome Glisse <jglisse@redhat.com>
26 */
27#include <util/u_memory.h>
28#include <util/u_format.h>
29#include <pipebuffer/pb_buffer.h>
30#include "r600_pipe.h"
31
32/* common state between evergreen and r600 */
33void r600_bind_blend_state(struct pipe_context *ctx, void *state)
34{
35	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
36	struct r600_pipe_blend *blend = (struct r600_pipe_blend *)state;
37	struct r600_pipe_state *rstate;
38
39	if (state == NULL)
40		return;
41	rstate = &blend->rstate;
42	rctx->states[rstate->id] = rstate;
43	rctx->cb_target_mask = blend->cb_target_mask;
44	r600_context_pipe_state_set(&rctx->ctx, rstate);
45}
46
47void r600_bind_rs_state(struct pipe_context *ctx, void *state)
48{
49	struct r600_pipe_rasterizer *rs = (struct r600_pipe_rasterizer *)state;
50	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
51
52	if (state == NULL)
53		return;
54
55	rctx->flatshade = rs->flatshade;
56	rctx->sprite_coord_enable = rs->sprite_coord_enable;
57	rctx->rasterizer = rs;
58
59	rctx->states[rs->rstate.id] = &rs->rstate;
60	r600_context_pipe_state_set(&rctx->ctx, &rs->rstate);
61
62	if (rctx->family >= CHIP_CEDAR) {
63		evergreen_polygon_offset_update(rctx);
64	} else {
65		r600_polygon_offset_update(rctx);
66	}
67}
68
69void r600_delete_rs_state(struct pipe_context *ctx, void *state)
70{
71	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
72	struct r600_pipe_rasterizer *rs = (struct r600_pipe_rasterizer *)state;
73
74	if (rctx->rasterizer == rs) {
75		rctx->rasterizer = NULL;
76	}
77	if (rctx->states[rs->rstate.id] == &rs->rstate) {
78		rctx->states[rs->rstate.id] = NULL;
79	}
80	free(rs);
81}
82
83void r600_sampler_view_destroy(struct pipe_context *ctx,
84			       struct pipe_sampler_view *state)
85{
86	struct r600_pipe_sampler_view *resource = (struct r600_pipe_sampler_view *)state;
87
88	pipe_resource_reference(&state->texture, NULL);
89	FREE(resource);
90}
91
92void r600_bind_state(struct pipe_context *ctx, void *state)
93{
94	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
95	struct r600_pipe_state *rstate = (struct r600_pipe_state *)state;
96
97	if (state == NULL)
98		return;
99	rctx->states[rstate->id] = rstate;
100	r600_context_pipe_state_set(&rctx->ctx, rstate);
101}
102
103void r600_delete_state(struct pipe_context *ctx, void *state)
104{
105	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
106	struct r600_pipe_state *rstate = (struct r600_pipe_state *)state;
107
108	if (rctx->states[rstate->id] == rstate) {
109		rctx->states[rstate->id] = NULL;
110	}
111	for (int i = 0; i < rstate->nregs; i++) {
112		r600_bo_reference(rctx->radeon, &rstate->regs[i].bo, NULL);
113	}
114	free(rstate);
115}
116
117void r600_bind_vertex_elements(struct pipe_context *ctx, void *state)
118{
119	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
120	struct r600_vertex_element *v = (struct r600_vertex_element*)state;
121
122	rctx->vertex_elements = v;
123	if (v) {
124		rctx->states[v->rstate.id] = &v->rstate;
125		r600_context_pipe_state_set(&rctx->ctx, &v->rstate);
126		if (rctx->family >= CHIP_CEDAR) {
127			evergreen_vertex_buffer_update(rctx);
128		} else {
129			r600_vertex_buffer_update(rctx);
130		}
131	}
132
133	if (v) {
134//		rctx->vs_rebuild = TRUE;
135	}
136}
137
138void r600_delete_vertex_element(struct pipe_context *ctx, void *state)
139{
140	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
141	struct r600_vertex_element *v = (struct r600_vertex_element*)state;
142
143	if (rctx->states[v->rstate.id] == &v->rstate) {
144		rctx->states[v->rstate.id] = NULL;
145	}
146	if (rctx->vertex_elements == state)
147		rctx->vertex_elements = NULL;
148
149	r600_bo_reference(rctx->radeon, &v->fetch_shader, NULL);
150	FREE(state);
151}
152
153
154void r600_set_index_buffer(struct pipe_context *ctx,
155			   const struct pipe_index_buffer *ib)
156{
157	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
158
159	if (ib) {
160		pipe_resource_reference(&rctx->index_buffer.buffer, ib->buffer);
161		memcpy(&rctx->index_buffer, ib, sizeof(rctx->index_buffer));
162	} else {
163		pipe_resource_reference(&rctx->index_buffer.buffer, NULL);
164		memset(&rctx->index_buffer, 0, sizeof(rctx->index_buffer));
165	}
166
167	/* TODO make this more like a state */
168}
169
170void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
171			     const struct pipe_vertex_buffer *buffers)
172{
173	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
174	struct pipe_vertex_buffer *vbo;
175	unsigned max_index = (unsigned)-1;
176
177	for (int i = 0; i < rctx->nvertex_buffer; i++) {
178		pipe_resource_reference(&rctx->vertex_buffer[i].buffer, NULL);
179	}
180	memcpy(rctx->vertex_buffer, buffers, sizeof(struct pipe_vertex_buffer) * count);
181
182	for (int i = 0; i < count; i++) {
183		vbo = (struct pipe_vertex_buffer*)&buffers[i];
184
185		rctx->vertex_buffer[i].buffer = NULL;
186		if (r600_buffer_is_user_buffer(buffers[i].buffer))
187			rctx->any_user_vbs = TRUE;
188		pipe_resource_reference(&rctx->vertex_buffer[i].buffer, buffers[i].buffer);
189
190		if (vbo->max_index == ~0) {
191			if (!vbo->stride)
192				vbo->max_index = 1;
193			else
194				vbo->max_index = (vbo->buffer->width0 - vbo->buffer_offset) / vbo->stride;
195		}
196		max_index = MIN2(vbo->max_index, max_index);
197	}
198	rctx->nvertex_buffer = count;
199	rctx->vb_max_index = max_index;
200	if (rctx->family >= CHIP_CEDAR) {
201		evergreen_vertex_buffer_update(rctx);
202	} else {
203		r600_vertex_buffer_update(rctx);
204	}
205}
206
207
208#define FORMAT_REPLACE(what, withwhat) \
209	case PIPE_FORMAT_##what: *format = PIPE_FORMAT_##withwhat; break
210
211void *r600_create_vertex_elements(struct pipe_context *ctx,
212				  unsigned count,
213				  const struct pipe_vertex_element *elements)
214{
215	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
216	struct r600_vertex_element *v = CALLOC_STRUCT(r600_vertex_element);
217	enum pipe_format *format;
218	int i;
219
220	assert(count < 32);
221	if (!v)
222		return NULL;
223
224	v->count = count;
225	memcpy(v->elements, elements, count * sizeof(struct pipe_vertex_element));
226
227	for (i = 0; i < count; i++) {
228		v->hw_format[i] = v->elements[i].src_format;
229		format = &v->hw_format[i];
230
231		switch (*format) {
232		FORMAT_REPLACE(R64_FLOAT,           R32_FLOAT);
233		FORMAT_REPLACE(R64G64_FLOAT,        R32G32_FLOAT);
234		FORMAT_REPLACE(R64G64B64_FLOAT,     R32G32B32_FLOAT);
235		FORMAT_REPLACE(R64G64B64A64_FLOAT,  R32G32B32A32_FLOAT);
236		default:;
237		}
238		v->incompatible_layout =
239			v->incompatible_layout ||
240			v->elements[i].src_format != v->hw_format[i];
241
242		v->hw_format_size[i] = align(util_format_get_blocksize(v->hw_format[i]), 4);
243	}
244
245	if (r600_vertex_elements_build_fetch_shader(rctx, v)) {
246		FREE(v);
247		return NULL;
248	}
249
250	return v;
251}
252
253void *r600_create_shader_state(struct pipe_context *ctx,
254			       const struct pipe_shader_state *state)
255{
256	struct r600_pipe_shader *shader =  CALLOC_STRUCT(r600_pipe_shader);
257	int r;
258
259	r =  r600_pipe_shader_create(ctx, shader, state->tokens);
260	if (r) {
261		return NULL;
262	}
263	return shader;
264}
265
266void r600_bind_ps_shader(struct pipe_context *ctx, void *state)
267{
268	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
269
270	/* TODO delete old shader */
271	rctx->ps_shader = (struct r600_pipe_shader *)state;
272}
273
274void r600_bind_vs_shader(struct pipe_context *ctx, void *state)
275{
276	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
277
278	/* TODO delete old shader */
279	rctx->vs_shader = (struct r600_pipe_shader *)state;
280}
281
282void r600_delete_ps_shader(struct pipe_context *ctx, void *state)
283{
284	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
285	struct r600_pipe_shader *shader = (struct r600_pipe_shader *)state;
286
287	if (rctx->ps_shader == shader) {
288		rctx->ps_shader = NULL;
289	}
290
291	r600_pipe_shader_destroy(ctx, shader);
292	free(shader);
293}
294
295void r600_delete_vs_shader(struct pipe_context *ctx, void *state)
296{
297	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
298	struct r600_pipe_shader *shader = (struct r600_pipe_shader *)state;
299
300	if (rctx->vs_shader == shader) {
301		rctx->vs_shader = NULL;
302	}
303
304	r600_pipe_shader_destroy(ctx, shader);
305	free(shader);
306}
307