r600_state_common.c revision a20c2347a0bb9e0e1591b070ee5d0cac81168114 
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
63void r600_delete_rs_state(struct pipe_context *ctx, void *state)
64{
65	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
66	struct r600_pipe_rasterizer *rs = (struct r600_pipe_rasterizer *)state;
67
68	if (rctx->rasterizer == rs) {
69		rctx->rasterizer = NULL;
70	}
71	if (rctx->states[rs->rstate.id] == &rs->rstate) {
72		rctx->states[rs->rstate.id] = NULL;
73	}
74	free(rs);
75}
76
77void r600_sampler_view_destroy(struct pipe_context *ctx,
78			       struct pipe_sampler_view *state)
79{
80	struct r600_pipe_sampler_view *resource = (struct r600_pipe_sampler_view *)state;
81
82	pipe_resource_reference(&state->texture, NULL);
83	FREE(resource);
84}
85
86void r600_bind_state(struct pipe_context *ctx, void *state)
87{
88	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
89	struct r600_pipe_state *rstate = (struct r600_pipe_state *)state;
90
91	if (state == NULL)
92		return;
93	rctx->states[rstate->id] = rstate;
94	r600_context_pipe_state_set(&rctx->ctx, rstate);
95}
96
97void r600_delete_state(struct pipe_context *ctx, void *state)
98{
99	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
100	struct r600_pipe_state *rstate = (struct r600_pipe_state *)state;
101
102	if (rctx->states[rstate->id] == rstate) {
103		rctx->states[rstate->id] = NULL;
104	}
105	for (int i = 0; i < rstate->nregs; i++) {
106		r600_bo_reference(rctx->radeon, &rstate->regs[i].bo, NULL);
107	}
108	free(rstate);
109}
110
111void r600_bind_vertex_elements(struct pipe_context *ctx, void *state)
112{
113	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
114	struct r600_vertex_element *v = (struct r600_vertex_element*)state;
115
116	rctx->vertex_elements = v;
117	if (v) {
118//		rctx->vs_rebuild = TRUE;
119	}
120}
121
122void r600_delete_vertex_element(struct pipe_context *ctx, void *state)
123{
124	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
125
126	FREE(state);
127
128	if (rctx->vertex_elements == state)
129		rctx->vertex_elements = NULL;
130}
131
132
133void r600_set_index_buffer(struct pipe_context *ctx,
134			   const struct pipe_index_buffer *ib)
135{
136	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
137
138	if (ib) {
139		pipe_resource_reference(&rctx->index_buffer.buffer, ib->buffer);
140		memcpy(&rctx->index_buffer, ib, sizeof(rctx->index_buffer));
141	} else {
142		pipe_resource_reference(&rctx->index_buffer.buffer, NULL);
143		memset(&rctx->index_buffer, 0, sizeof(rctx->index_buffer));
144	}
145
146	/* TODO make this more like a state */
147}
148
149void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
150			     const struct pipe_vertex_buffer *buffers)
151{
152	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
153	struct pipe_vertex_buffer *vbo;
154	unsigned max_index = (unsigned)-1;
155
156	for (int i = 0; i < rctx->nvertex_buffer; i++) {
157		pipe_resource_reference(&rctx->vertex_buffer[i].buffer, NULL);
158	}
159	memcpy(rctx->vertex_buffer, buffers, sizeof(struct pipe_vertex_buffer) * count);
160
161	for (int i = 0; i < count; i++) {
162		vbo = (struct pipe_vertex_buffer*)&buffers[i];
163
164		rctx->vertex_buffer[i].buffer = NULL;
165		if (r600_buffer_is_user_buffer(buffers[i].buffer))
166			rctx->any_user_vbs = TRUE;
167		pipe_resource_reference(&rctx->vertex_buffer[i].buffer, buffers[i].buffer);
168
169		if (vbo->max_index == ~0) {
170			if (!vbo->stride)
171				vbo->max_index = 1;
172			else
173				vbo->max_index = (vbo->buffer->width0 - vbo->buffer_offset) / vbo->stride;
174		}
175		max_index = MIN2(vbo->max_index, max_index);
176	}
177	rctx->nvertex_buffer = count;
178	rctx->vb_max_index = max_index;
179}
180
181
182#define FORMAT_REPLACE(what, withwhat) \
183	case PIPE_FORMAT_##what: *format = PIPE_FORMAT_##withwhat; break
184
185void *r600_create_vertex_elements(struct pipe_context *ctx,
186				  unsigned count,
187				  const struct pipe_vertex_element *elements)
188{
189	struct r600_vertex_element *v = CALLOC_STRUCT(r600_vertex_element);
190	int i;
191	enum pipe_format *format;
192
193	assert(count < 32);
194	if (!v)
195		return NULL;
196
197	v->count = count;
198	memcpy(v->elements, elements, count * sizeof(struct pipe_vertex_element));
199
200	for (i = 0; i < count; i++) {
201		v->hw_format[i] = v->elements[i].src_format;
202		format = &v->hw_format[i];
203
204		switch (*format) {
205                    FORMAT_REPLACE(R64_FLOAT,           R32_FLOAT);
206                    FORMAT_REPLACE(R64G64_FLOAT,        R32G32_FLOAT);
207                    FORMAT_REPLACE(R64G64B64_FLOAT,     R32G32B32_FLOAT);
208                    FORMAT_REPLACE(R64G64B64A64_FLOAT,  R32G32B32A32_FLOAT);
209		default:;
210		}
211		v->incompatible_layout =
212			v->incompatible_layout ||
213			v->elements[i].src_format != v->hw_format[i] ||
214			v->elements[i].src_offset % 4 != 0;
215
216                v->hw_format_size[i] =
217			align(util_format_get_blocksize(v->hw_format[i]), 4);
218	}
219
220	return v;
221}
222
223void *r600_create_shader_state(struct pipe_context *ctx,
224			       const struct pipe_shader_state *state)
225{
226	struct r600_pipe_shader *shader =  CALLOC_STRUCT(r600_pipe_shader);
227	int r;
228
229	r =  r600_pipe_shader_create(ctx, shader, state->tokens);
230	if (r) {
231		return NULL;
232	}
233	return shader;
234}
235
236void r600_bind_ps_shader(struct pipe_context *ctx, void *state)
237{
238	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
239
240	/* TODO delete old shader */
241	rctx->ps_shader = (struct r600_pipe_shader *)state;
242}
243
244void r600_bind_vs_shader(struct pipe_context *ctx, void *state)
245{
246	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
247
248	/* TODO delete old shader */
249	rctx->vs_shader = (struct r600_pipe_shader *)state;
250}
251
252void r600_delete_ps_shader(struct pipe_context *ctx, void *state)
253{
254	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
255	struct r600_pipe_shader *shader = (struct r600_pipe_shader *)state;
256
257	if (rctx->ps_shader == shader) {
258		rctx->ps_shader = NULL;
259	}
260
261	r600_pipe_shader_destroy(ctx, shader);
262	free(shader);
263}
264
265void r600_delete_vs_shader(struct pipe_context *ctx, void *state)
266{
267	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
268	struct r600_pipe_shader *shader = (struct r600_pipe_shader *)state;
269
270	if (rctx->vs_shader == shader) {
271		rctx->vs_shader = NULL;
272	}
273
274	r600_pipe_shader_destroy(ctx, shader);
275	free(shader);
276}
277