Commit d6ba70c6 authored by Bas Nieuwenhuizen's avatar Bas Nieuwenhuizen Committed by Jerome Glisse

r600g: added code for depthtesting

- added code to configure the depth buffer and to set up depth testing.
parent c674ce5e
......@@ -124,10 +124,27 @@ static void r600_set_framebuffer_state(struct pipe_context *ctx,
}
radeon_draw_set_new(rctx->draw, rstate);
rctx->db = radeon_state_decref(rctx->db);
rctx->db = radeon_state(rscreen->rw, R600_DB_TYPE, R600_DB);
rctx->db->bo[0] = radeon_bo_incref(rscreen->rw, rstate->bo[0]);
rctx->db->nbo = 1;
rctx->db->placement[0] = RADEON_GEM_DOMAIN_GTT;
if(state->zsbuf) {
rtex = (struct r600_texture*)state->zsbuf->texture;
rbuffer = (struct r600_buffer*)rtex->buffer;
rctx->db = radeon_state(rscreen->rw, R600_DB_TYPE, R600_DB);
if(rctx->db == NULL)
return;
rctx->db->bo[0] = radeon_bo_incref(rscreen->rw, rbuffer->bo);
rctx->db->nbo = 1;
rctx->db->placement[0] = RADEON_GEM_DOMAIN_VRAM;
level = state->zsbuf->level;
pitch = rtex->pitch[level] / 8 - 1;
slice = rtex->pitch[level] * state->zsbuf->height / 64 - 1;
rctx->db->states[R600_DB__DB_DEPTH_BASE] = 0x00000000;
rctx->db->states[R600_DB__DB_DEPTH_INFO] = 0x00010006;
rctx->db->states[R600_DB__DB_DEPTH_VIEW] = 0x00000000;
rctx->db->states[R600_DB__DB_PREFETCH_LIMIT] = (state->zsbuf->height / 8) -1;
rctx->db->states[R600_DB__DB_DEPTH_SIZE] = S_028000_PITCH_TILE_MAX(pitch) |
S_028000_SLICE_TILE_MAX(slice);
} else
rctx->db = NULL;
rctx->fb_state = *state;
}
......@@ -357,6 +374,8 @@ static void *r600_create_dsa_state(struct pipe_context *ctx,
rstate = radeon_state(rscreen->rw, R600_DSA_TYPE, R600_DSA);
if (rstate == NULL)
return NULL;
unsigned db_depth_control = 0x00700700 | S_028800_Z_ENABLE(state->depth.enabled) | S_028800_Z_WRITE_ENABLE(state->depth.writemask) | S_028800_ZFUNC(state->depth.func);
rstate->states[R600_DSA__DB_STENCIL_CLEAR] = 0x00000000;
rstate->states[R600_DSA__DB_DEPTH_CLEAR] = 0x3F800000;
rstate->states[R600_DSA__SX_ALPHA_TEST_CONTROL] = 0x00000000;
......@@ -366,7 +385,7 @@ static void *r600_create_dsa_state(struct pipe_context *ctx,
rstate->states[R600_DSA__SPI_FOG_FUNC_SCALE] = 0x00000000;
rstate->states[R600_DSA__SPI_FOG_FUNC_BIAS] = 0x00000000;
rstate->states[R600_DSA__SPI_FOG_CNTL] = 0x00000000;
rstate->states[R600_DSA__DB_DEPTH_CONTROL] = 0x00700700;
rstate->states[R600_DSA__DB_DEPTH_CONTROL] = db_depth_control;
rstate->states[R600_DSA__DB_SHADER_CONTROL] = 0x00000210;
rstate->states[R600_DSA__DB_RENDER_CONTROL] = 0x00000060;
rstate->states[R600_DSA__DB_RENDER_OVERRIDE] = 0x0000002A;
......
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