r600g: add support for signed normalized frame buffers
[mesa.git] / src / gallium / drivers / r600 / r600_state.c
index 2c0a2005cf7cb9e1d21b5467201de7326cd3fd5b..fa011612aebdb3ddbf4cd00a91ad6760e84999be 100644 (file)
@@ -37,7 +37,6 @@
 #include <util/u_memory.h>
 #include <util/u_inlines.h>
 #include <util/u_upload_mgr.h>
-#include <util/u_index_modify.h>
 #include <util/u_framebuffer.h>
 #include <pipebuffer/pb_buffer.h>
 #include "r600.h"
@@ -99,7 +98,7 @@ static void r600_draw_common(struct r600_drawl *draw)
                        vertex_buffer->buffer_offset +
                        r600_bo_offset(rbuffer->bo);
 
-               format = r600_translate_vertex_data_type(rctx->vertex_elements->elements[i].src_format);
+               format = r600_translate_vertex_data_type(rctx->vertex_elements->hw_format[i]);
 
                word2 = format | S_038008_STRIDE(vertex_buffer->stride);
 
@@ -182,40 +181,21 @@ static void r600_draw_common(struct r600_drawl *draw)
        r600_context_draw(&rctx->ctx, &rdraw);
 }
 
-void r600_translate_index_buffer(struct r600_pipe_context *r600,
-                                       struct pipe_resource **index_buffer,
-                                       unsigned *index_size,
-                                       unsigned *start, unsigned count)
-{
-       switch (*index_size) {
-       case 1:
-               util_shorten_ubyte_elts(&r600->context, index_buffer, 0, *start, count);
-               *index_size = 2;
-               *start = 0;
-               break;
-
-       case 2:
-               if (*start % 2 != 0) {
-                       util_rebuild_ushort_elts(&r600->context, index_buffer, 0, *start, count);
-                       *start = 0;
-               }
-               break;
-
-       case 4:
-               break;
-       }
-}
-
 void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info)
 {
        struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
        struct r600_drawl draw;
+       boolean translate = FALSE;
+
+       if (rctx->vertex_elements->incompatible_layout) {
+               r600_begin_vertex_translate(rctx);
+               translate = TRUE;
+       }
 
        if (rctx->any_user_vbs) {
                r600_upload_user_buffers(rctx);
                rctx->any_user_vbs = FALSE;
        }
-
        memset(&draw, 0, sizeof(struct r600_drawl));
        draw.ctx = ctx;
        draw.mode = info->mode;
@@ -246,6 +226,9 @@ void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info)
        }
        r600_draw_common(&draw);
 
+       if (translate)
+               r600_end_vertex_translate(rctx);
+
        pipe_resource_reference(&draw.index_buffer, NULL);
 }
 
@@ -341,20 +324,6 @@ static void *r600_create_blend_state(struct pipe_context *ctx,
        return rstate;
 }
 
-static void r600_bind_blend_state(struct pipe_context *ctx, void *state)
-{
-       struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
-       struct r600_pipe_blend *blend = (struct r600_pipe_blend *)state;
-       struct r600_pipe_state *rstate;
-
-       if (state == NULL)
-               return;
-       rstate = &blend->rstate;
-       rctx->states[rstate->id] = rstate;
-       rctx->cb_target_mask = blend->cb_target_mask;
-       r600_context_pipe_state_set(&rctx->ctx, rstate);
-}
-
 static void *r600_create_dsa_state(struct pipe_context *ctx,
                                   const struct pipe_depth_stencil_alpha_state *state)
 {
@@ -465,7 +434,7 @@ static void *r600_create_rs_state(struct pipe_context *ctx,
        rstate->id = R600_PIPE_STATE_RASTERIZER;
        if (state->flatshade_first)
                prov_vtx = 0;
-       tmp = 0x00000001;
+       tmp = S_0286D4_FLAT_SHADE_ENA(1);
        if (state->sprite_coord_enable) {
                tmp |= S_0286D4_PNT_SPRITE_ENA(1) |
                        S_0286D4_PNT_SPRITE_OVRD_X(2) |
@@ -500,12 +469,17 @@ static void *r600_create_rs_state(struct pipe_context *ctx,
        r600_pipe_state_add_reg(rstate, R_028A00_PA_SU_POINT_SIZE, S_028A00_HEIGHT(tmp) | S_028A00_WIDTH(tmp), 0xFFFFFFFF, NULL);
        r600_pipe_state_add_reg(rstate, R_028A04_PA_SU_POINT_MINMAX, 0x80000000, 0xFFFFFFFF, NULL);
 
-       tmp = (unsigned)(state->line_width * 8.0);
+       tmp = (unsigned)state->line_width * 8;
        r600_pipe_state_add_reg(rstate, R_028A08_PA_SU_LINE_CNTL, S_028A08_WIDTH(tmp), 0xFFFFFFFF, NULL);
 
        r600_pipe_state_add_reg(rstate, R_028A0C_PA_SC_LINE_STIPPLE, 0x00000005, 0xFFFFFFFF, NULL);
        r600_pipe_state_add_reg(rstate, R_028A48_PA_SC_MPASS_PS_CNTL, 0x00000000, 0xFFFFFFFF, NULL);
        r600_pipe_state_add_reg(rstate, R_028C00_PA_SC_LINE_CNTL, 0x00000400, 0xFFFFFFFF, NULL);
+        
+       r600_pipe_state_add_reg(rstate, R_028C08_PA_SU_VTX_CNTL,
+                               S_028C08_PIX_CENTER_HALF(state->gl_rasterization_rules),
+                               0xFFFFFFFF, NULL);
+
        r600_pipe_state_add_reg(rstate, R_028C0C_PA_CL_GB_VERT_CLIP_ADJ, 0x3F800000, 0xFFFFFFFF, NULL);
        r600_pipe_state_add_reg(rstate, R_028C10_PA_CL_GB_VERT_DISC_ADJ, 0x3F800000, 0xFFFFFFFF, NULL);
        r600_pipe_state_add_reg(rstate, R_028C14_PA_CL_GB_HORZ_CLIP_ADJ, 0x3F800000, 0xFFFFFFFF, NULL);
@@ -516,36 +490,6 @@ static void *r600_create_rs_state(struct pipe_context *ctx,
        return rstate;
 }
 
-static void r600_bind_rs_state(struct pipe_context *ctx, void *state)
-{
-       struct r600_pipe_rasterizer *rs = (struct r600_pipe_rasterizer *)state;
-       struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
-
-       if (state == NULL)
-               return;
-
-       rctx->flatshade = rs->flatshade;
-       rctx->sprite_coord_enable = rs->sprite_coord_enable;
-       rctx->rasterizer = rs;
-
-       rctx->states[rs->rstate.id] = &rs->rstate;
-       r600_context_pipe_state_set(&rctx->ctx, &rs->rstate);
-}
-
-static void r600_delete_rs_state(struct pipe_context *ctx, void *state)
-{
-       struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
-       struct r600_pipe_rasterizer *rs = (struct r600_pipe_rasterizer *)state;
-
-       if (rctx->rasterizer == rs) {
-               rctx->rasterizer = NULL;
-       }
-       if (rctx->states[rs->rstate.id] == &rs->rstate) {
-               rctx->states[rs->rstate.id] = NULL;
-       }
-       free(rs);
-}
-
 static void *r600_create_sampler_state(struct pipe_context *ctx,
                                        const struct pipe_sampler_state *state)
 {
@@ -582,28 +526,6 @@ static void *r600_create_sampler_state(struct pipe_context *ctx,
        return rstate;
 }
 
-static void *r600_create_vertex_elements(struct pipe_context *ctx,
-                               unsigned count,
-                               const struct pipe_vertex_element *elements)
-{
-       struct r600_vertex_element *v = CALLOC_STRUCT(r600_vertex_element);
-
-       assert(count < 32);
-       v->count = count;
-       v->refcount = 1;
-       memcpy(v->elements, elements, count * sizeof(struct pipe_vertex_element));
-       return v;
-}
-
-static void r600_sampler_view_destroy(struct pipe_context *ctx,
-                                     struct pipe_sampler_view *state)
-{
-       struct r600_pipe_sampler_view *resource = (struct r600_pipe_sampler_view *)state;
-
-       pipe_resource_reference(&state->texture, NULL);
-       FREE(resource);
-}
-
 static struct pipe_sampler_view *r600_create_sampler_view(struct pipe_context *ctx,
                                                        struct pipe_resource *texture,
                                                        const struct pipe_sampler_view *state)
@@ -657,6 +579,10 @@ static struct pipe_sampler_view *r600_create_sampler_view(struct pipe_context *c
                bo[1] = rbuffer->bo;
        }
        pitch = align(tmp->pitch_in_pixels[0], 8);
+       if (tmp->tiled) {
+               array_mode = tmp->array_mode[0];
+               tile_type = tmp->tile_type;
+       }
 
        /* FIXME properly handle first level != 0 */
        r600_pipe_state_add_reg(rstate, R_038000_RESOURCE0_WORD0,
@@ -706,26 +632,28 @@ static void r600_set_ps_sampler_view(struct pipe_context *ctx, unsigned count,
 {
        struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
        struct r600_pipe_sampler_view **resource = (struct r600_pipe_sampler_view **)views;
+       int i;
 
-       rctx->ps_samplers.views = resource;
-       rctx->ps_samplers.n_views = count;
+       for (i = 0; i < count; i++) {
+               if (&rctx->ps_samplers.views[i]->base != views[i]) {
+                       if (resource[i])
+                               r600_context_pipe_state_set_ps_resource(&rctx->ctx, &resource[i]->state, i);
+                       else
+                               r600_context_pipe_state_set_ps_resource(&rctx->ctx, NULL, i);
+
+                       pipe_sampler_view_reference(
+                               (struct pipe_sampler_view **)&rctx->ps_samplers.views[i],
+                               views[i]);
 
-       for (int i = 0; i < count; i++) {
-               if (resource[i]) {
-                       r600_context_pipe_state_set_ps_resource(&rctx->ctx, &resource[i]->state, i);
                }
        }
-}
-
-static void r600_bind_state(struct pipe_context *ctx, void *state)
-{
-       struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
-       struct r600_pipe_state *rstate = (struct r600_pipe_state *)state;
-
-       if (state == NULL)
-               return;
-       rctx->states[rstate->id] = rstate;
-       r600_context_pipe_state_set(&rctx->ctx, rstate);
+       for (i = count; i < NUM_TEX_UNITS; i++) {
+               if (rctx->ps_samplers.views[i]) {
+                       r600_context_pipe_state_set_ps_resource(&rctx->ctx, NULL, i);
+                       pipe_sampler_view_reference((struct pipe_sampler_view **)&rctx->ps_samplers.views[i], NULL);
+               }
+       }
+       rctx->ps_samplers.n_views = count;
 }
 
 static void r600_bind_ps_sampler(struct pipe_context *ctx, unsigned count, void **states)
@@ -733,7 +661,7 @@ static void r600_bind_ps_sampler(struct pipe_context *ctx, unsigned count, void
        struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
        struct r600_pipe_state **rstates = (struct r600_pipe_state **)states;
 
-       rctx->ps_samplers.samplers = states;
+       memcpy(rctx->ps_samplers.samplers, states, sizeof(void*) * count);
        rctx->ps_samplers.n_samplers = count;
 
        for (int i = 0; i < count; i++) {
@@ -751,31 +679,6 @@ static void r600_bind_vs_sampler(struct pipe_context *ctx, unsigned count, void
        }
 }
 
-static void r600_delete_state(struct pipe_context *ctx, void *state)
-{
-       struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
-       struct r600_pipe_state *rstate = (struct r600_pipe_state *)state;
-
-       if (rctx->states[rstate->id] == rstate) {
-               rctx->states[rstate->id] = NULL;
-       }
-       for (int i = 0; i < rstate->nregs; i++) {
-               r600_bo_reference(rctx->radeon, &rstate->regs[i].bo, NULL);
-       }
-       free(rstate);
-}
-
-static void r600_delete_vertex_element(struct pipe_context *ctx, void *state)
-{
-       struct r600_vertex_element *v = (struct r600_vertex_element*)state;
-
-       if (v == NULL)
-               return;
-       if (--v->refcount)
-               return;
-       free(v);
-}
-
 static void r600_set_clip_state(struct pipe_context *ctx,
                                const struct pipe_clip_state *state)
 {
@@ -811,19 +714,6 @@ static void r600_set_clip_state(struct pipe_context *ctx,
        r600_context_pipe_state_set(&rctx->ctx, rstate);
 }
 
-static void r600_bind_vertex_elements(struct pipe_context *ctx, void *state)
-{
-       struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
-       struct r600_vertex_element *v = (struct r600_vertex_element*)state;
-
-       r600_delete_vertex_element(ctx, rctx->vertex_elements);
-       rctx->vertex_elements = v;
-       if (v) {
-               v->refcount++;
-//             rctx->vs_rebuild = TRUE;
-       }
-}
-
 static void r600_set_polygon_stipple(struct pipe_context *ctx,
                                         const struct pipe_poly_stipple *state)
 {
@@ -933,6 +823,7 @@ static void r600_cb(struct r600_pipe_context *rctx, struct r600_pipe_state *rsta
 {
        struct r600_resource_texture *rtex;
        struct r600_resource *rbuffer;
+       struct r600_surface *surf;
        unsigned level = state->cbufs[cb]->level;
        unsigned pitch, slice;
        unsigned color_info;
@@ -940,6 +831,7 @@ static void r600_cb(struct r600_pipe_context *rctx, struct r600_pipe_state *rsta
        const struct util_format_description *desc;
        struct r600_bo *bo[3];
 
+       surf = (struct r600_surface *)state->cbufs[cb];
        rtex = (struct r600_resource_texture*)state->cbufs[cb]->texture;
        rbuffer = &rtex->resource;
        bo[0] = rbuffer->bo;
@@ -947,16 +839,28 @@ static void r600_cb(struct r600_pipe_context *rctx, struct r600_pipe_state *rsta
        bo[2] = rbuffer->bo;
 
        pitch = rtex->pitch_in_pixels[level] / 8 - 1;
-       slice = rtex->pitch_in_pixels[level] * state->cbufs[cb]->height / 64 - 1;
+       slice = rtex->pitch_in_pixels[level] * surf->aligned_height / 64 - 1;
        ntype = 0;
        desc = util_format_description(rtex->resource.base.b.format);
        if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB)
                ntype = V_0280A0_NUMBER_SRGB;
+        else if (desc->layout == UTIL_FORMAT_LAYOUT_PLAIN) {
+               switch(desc->channel[0].type) {
+               case UTIL_FORMAT_TYPE_UNSIGNED:
+                       ntype = V_0280A0_NUMBER_UNORM;
+                       break;
+
+               case UTIL_FORMAT_TYPE_SIGNED:
+                       ntype = V_0280A0_NUMBER_SNORM;
+                       break;
+               }
+       }
 
        format = r600_translate_colorformat(rtex->resource.base.b.format);
        swap = r600_translate_colorswap(rtex->resource.base.b.format);
        color_info = S_0280A0_FORMAT(format) |
                S_0280A0_COMP_SWAP(swap) |
+               S_0280A0_ARRAY_MODE(rtex->array_mode[level]) |
                S_0280A0_BLEND_CLAMP(1) |
                S_0280A0_NUMBER_TYPE(ntype);
        if (desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS) 
@@ -992,22 +896,25 @@ static void r600_db(struct r600_pipe_context *rctx, struct r600_pipe_state *rsta
 {
        struct r600_resource_texture *rtex;
        struct r600_resource *rbuffer;
+       struct r600_surface *surf;
        unsigned level;
        unsigned pitch, slice, format;
 
        if (state->zsbuf == NULL)
                return;
 
+       level = state->zsbuf->level;
+
+       surf = (struct r600_surface *)state->zsbuf;
        rtex = (struct r600_resource_texture*)state->zsbuf->texture;
        rtex->tiled = 1;
-       rtex->array_mode = 2;
+       rtex->array_mode[level] = 2;
        rtex->tile_type = 1;
        rtex->depth = 1;
        rbuffer = &rtex->resource;
 
-       level = state->zsbuf->level;
        pitch = rtex->pitch_in_pixels[level] / 8 - 1;
-       slice = rtex->pitch_in_pixels[level] * state->zsbuf->height / 64 - 1;
+       slice = rtex->pitch_in_pixels[level] * surf->aligned_height / 64 - 1;
        format = r600_translate_dbformat(state->zsbuf->texture->format);
 
        r600_pipe_state_add_reg(rstate, R_02800C_DB_DEPTH_BASE,
@@ -1017,10 +924,10 @@ static void r600_db(struct r600_pipe_context *rctx, struct r600_pipe_state *rsta
                                0xFFFFFFFF, NULL);
        r600_pipe_state_add_reg(rstate, R_028004_DB_DEPTH_VIEW, 0x00000000, 0xFFFFFFFF, NULL);
        r600_pipe_state_add_reg(rstate, R_028010_DB_DEPTH_INFO,
-                               S_028010_ARRAY_MODE(rtex->array_mode) | S_028010_FORMAT(format),
+                               S_028010_ARRAY_MODE(rtex->array_mode[level]) | S_028010_FORMAT(format),
                                0xFFFFFFFF, rbuffer->bo);
        r600_pipe_state_add_reg(rstate, R_028D34_DB_PREFETCH_LIMIT,
-                               (state->zsbuf->height / 8) - 1, 0xFFFFFFFF, NULL);
+                               (surf->aligned_height / 8) - 1, 0xFFFFFFFF, NULL);
 }
 
 static void r600_set_framebuffer_state(struct pipe_context *ctx,
@@ -1121,46 +1028,19 @@ static void r600_set_framebuffer_state(struct pipe_context *ctx,
        r600_context_pipe_state_set(&rctx->ctx, rstate);
 }
 
-static void r600_set_index_buffer(struct pipe_context *ctx,
-                                 const struct pipe_index_buffer *ib)
-{
-       struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
-
-       if (ib) {
-               pipe_resource_reference(&rctx->index_buffer.buffer, ib->buffer);
-               memcpy(&rctx->index_buffer, ib, sizeof(rctx->index_buffer));
-       } else {
-               pipe_resource_reference(&rctx->index_buffer.buffer, NULL);
-               memset(&rctx->index_buffer, 0, sizeof(rctx->index_buffer));
-       }
-
-       /* TODO make this more like a state */
-}
-
-static void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
-                                       const struct pipe_vertex_buffer *buffers)
-{
-       struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
-
-       for (int i = 0; i < rctx->nvertex_buffer; i++) {
-               pipe_resource_reference(&rctx->vertex_buffer[i].buffer, NULL);
-       }
-       memcpy(rctx->vertex_buffer, buffers, sizeof(struct pipe_vertex_buffer) * count);
-       for (int i = 0; i < count; i++) {
-               rctx->vertex_buffer[i].buffer = NULL;
-               if (r600_buffer_is_user_buffer(buffers[i].buffer))
-                       rctx->any_user_vbs = TRUE;
-               pipe_resource_reference(&rctx->vertex_buffer[i].buffer, buffers[i].buffer);
-       }
-       rctx->nvertex_buffer = count;
-}
-
 static void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index,
                                        struct pipe_resource *buffer)
 {
        struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
        struct r600_resource *rbuffer = (struct r600_resource*)buffer;
 
+       /* Note that the state tracker can unbind constant buffers by
+        * passing NULL here.
+        */
+       if (buffer == NULL) {
+               return;
+       }
+
        switch (shader) {
        case PIPE_SHADER_VERTEX:
                rctx->vs_const_buffer.nregs = 0;
@@ -1190,59 +1070,6 @@ static void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint
        }
 }
 
-static void *r600_create_shader_state(struct pipe_context *ctx,
-                                       const struct pipe_shader_state *state)
-{
-       struct r600_pipe_shader *shader =  CALLOC_STRUCT(r600_pipe_shader);
-       int r;
-
-       r =  r600_pipe_shader_create(ctx, shader, state->tokens);
-       if (r) {
-               return NULL;
-       }
-       return shader;
-}
-
-static void r600_bind_ps_shader(struct pipe_context *ctx, void *state)
-{
-       struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
-
-       /* TODO delete old shader */
-       rctx->ps_shader = (struct r600_pipe_shader *)state;
-}
-
-static void r600_bind_vs_shader(struct pipe_context *ctx, void *state)
-{
-       struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
-
-       /* TODO delete old shader */
-       rctx->vs_shader = (struct r600_pipe_shader *)state;
-}
-
-static void r600_delete_ps_shader(struct pipe_context *ctx, void *state)
-{
-       struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
-       struct r600_pipe_shader *shader = (struct r600_pipe_shader *)state;
-
-       if (rctx->ps_shader == shader) {
-               rctx->ps_shader = NULL;
-       }
-       /* TODO proper delete */
-       free(shader);
-}
-
-static void r600_delete_vs_shader(struct pipe_context *ctx, void *state)
-{
-       struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
-       struct r600_pipe_shader *shader = (struct r600_pipe_shader *)state;
-
-       if (rctx->vs_shader == shader) {
-               rctx->vs_shader = NULL;
-       }
-       /* TODO proper delete */
-       free(shader);
-}
-
 void r600_init_state_functions(struct r600_pipe_context *rctx)
 {
        rctx->context.create_blend_state = r600_create_blend_state;