r600g: add initial blend state.
authorDave Airlie <airlied@redhat.com>
Mon, 2 Aug 2010 04:42:29 +0000 (14:42 +1000)
committerDave Airlie <airlied@redhat.com>
Mon, 2 Aug 2010 06:27:01 +0000 (16:27 +1000)
migrates cb_cntl to be regenerated

src/gallium/drivers/r600/r600_context.c
src/gallium/drivers/r600/r600_context.h
src/gallium/drivers/r600/r600_reg.h [new file with mode: 0644]
src/gallium/drivers/r600/r600_state.c
src/gallium/drivers/r600/r600_state_inlines.h [new file with mode: 0644]

index fc8aa1b866d6186f67144e404d2735c432eb192e..8b191914f5f88dbf1a33e600fa64c0753c05f402 100644 (file)
@@ -331,20 +331,6 @@ struct pipe_context *r600_create_context(struct pipe_screen *screen, void *priv)
                return NULL;
        }
 
-       rctx->hw_states.cb_cntl = radeon_state(rscreen->rw, R600_CB_CNTL_TYPE, R600_CB_CNTL);
-       rctx->hw_states.cb_cntl->states[R600_CB_CNTL__CB_SHADER_MASK] = 0x0000000F;
-       rctx->hw_states.cb_cntl->states[R600_CB_CNTL__CB_TARGET_MASK] = 0x0000000F;
-       rctx->hw_states.cb_cntl->states[R600_CB_CNTL__CB_COLOR_CONTROL] = 0x00CC0000;
-       rctx->hw_states.cb_cntl->states[R600_CB_CNTL__PA_SC_AA_CONFIG] = 0x00000000;
-       rctx->hw_states.cb_cntl->states[R600_CB_CNTL__PA_SC_AA_SAMPLE_LOCS_MCTX] = 0x00000000;
-       rctx->hw_states.cb_cntl->states[R600_CB_CNTL__PA_SC_AA_SAMPLE_LOCS_8S_WD1_MCTX] = 0x00000000;
-       rctx->hw_states.cb_cntl->states[R600_CB_CNTL__CB_CLRCMP_CONTROL] = 0x01000000;
-       rctx->hw_states.cb_cntl->states[R600_CB_CNTL__CB_CLRCMP_SRC] = 0x00000000;
-       rctx->hw_states.cb_cntl->states[R600_CB_CNTL__CB_CLRCMP_DST] = 0x000000FF;
-       rctx->hw_states.cb_cntl->states[R600_CB_CNTL__CB_CLRCMP_MSK] = 0xFFFFFFFF;
-       rctx->hw_states.cb_cntl->states[R600_CB_CNTL__PA_SC_AA_MASK] = 0xFFFFFFFF;
-       radeon_state_pm4(rctx->hw_states.cb_cntl);
-
        r600_init_config(rctx);
 
        rctx->ctx = radeon_ctx(rscreen->rw);
index 97c8a46bb05c3d44582e65b6274a4f34056366a4..a1ee9577baed27e39bd1b3d444579f734172945b 100644 (file)
@@ -158,6 +158,7 @@ struct r600_context {
        struct r600_vertex_element      *vertex_elements;
        struct pipe_vertex_buffer       vertex_buffer[PIPE_MAX_ATTRIBS];
        struct pipe_index_buffer        index_buffer;
+       struct pipe_blend_color         blend_color;
 };
 
 #if 0
diff --git a/src/gallium/drivers/r600/r600_reg.h b/src/gallium/drivers/r600/r600_reg.h
new file mode 100644 (file)
index 0000000..2600875
--- /dev/null
@@ -0,0 +1,72 @@
+#ifndef R600_REG_H
+#define R600_REG_H
+
+/* for regs which haven't been generated yet */
+
+#define R600_BLEND_ZERO 0
+#define R600_BLEND_ONE 1
+#define R600_BLEND_SRC_COLOR 2
+#define R600_BLEND_ONE_MINUS_SRC_COLOR 3
+#define R600_BLEND_SRC_ALPHA 4
+#define R600_BLEND_ONE_MINUS_SRC_ALPHA 5
+#define R600_BLEND_DST_ALPHA 6
+#define R600_BLEND_ONE_MINUS_DST_ALPHA 7
+#define R600_BLEND_DST_COLOR 8
+#define R600_BLEND_ONE_MINUS_DST_COLOR 9
+#define R600_BLEND_SRC_ALPHA_SATURATE 10
+#define R600_BLEND_BOTH_SRC_ALPHA 11
+#define R600_BLEND_BOTH_INV_SRC_ALPHA 12
+#define R600_BLEND_CONST_COLOR 13
+#define R600_BLEND_ONE_MINUS_CONST_COLOR 14
+#define R600_BLEND_SRC1_COLOR 15
+#define R600_BLEND_INV_SRC1_COLOR 16
+#define R600_BLEND_SRC1_ALPHA 17
+#define R600_BLEND_INV_SRC1_ALPHA 18
+#define R600_BLEND_CONST_ALPHA 19
+#define R600_BLEND_ONE_MINUS_CONST_ALPHA 20
+
+#define R600_BLEND_FCN_ADD 0
+#define R600_BLEND_FCN_SUBTRACT 1
+#define R600_BLEND_FCN_MIN 2
+#define R600_BLEND_FCN_MAX 3
+#define R600_BLEND_FCN_RSUB 4
+
+#define CB_BLEND_COLOR_SRCBLEND_SHIFT 0
+#define CB_BLEND_COLOR_COMB_FCN_SHIFT 5
+#define CB_BLEND_COLOR_DESTBLEND_SHIFT 8
+#define CB_BLEND_ALPHA_SRCBLEND_SHIFT 16
+#define CB_BLEND_ALPHA_COMB_FCN_SHIFT 21
+#define CB_BLEND_ALPHA_DESTBLEND_SHIFT 24
+#define CB_BLEND_SEPARATE_ALPHA_BLEND (1 << 29)
+
+#define SX_ALPHA_TEST_FUNC_SHIFT (0)
+#define SX_ALPHA_TEST_ENABLE (1 << 3)
+
+#define R600_ZS_KEEP                   0
+#define R600_ZS_ZERO                   1
+#define R600_ZS_REPLACE                        2
+#define R600_ZS_INCR                   3
+#define R600_ZS_DECR                   4
+#define R600_ZS_INVERT                 5
+#define R600_ZS_INCR_WRAP              6
+#define R600_ZS_DECR_WRAP              7
+
+#define R600_STENCILREF_SHIFT 0
+#define R600_STENCILMASK_SHIFT 8
+#define R600_STENCILWRITEMASK_SHIFT 16
+
+#define PA_SU_PS_WIDTH_SHIFT 16
+
+#define PA_SU_CULL_FRONT (1 << 0)
+#define PA_SU_CULL_BACK (1 << 1)
+#define PA_SU_FACE_CCW (0 << 2)
+#define PA_SU_FACE_CW (1 << 2)
+
+#define PA_SU_POLYMODE_FRONT_SHIFT 5
+#define PA_SU_POLYMODE_BACK_SHIFT 5
+#define POLYGON_MODE_POINT 0
+#define POLYGON_MODE_LINE 1
+#define POLYGON_MODE_TRI 2
+
+
+#endif
index b27d9d55575d752e5fdfa28a644a5054d00176c6..56304cc69fb38d843cb60b1b14d4cb1254bd9f42 100644 (file)
@@ -32,6 +32,8 @@
 #include "r600_context.h"
 #include "r600_resource.h"
 #include "r600d.h"
+#include "r600_reg.h"
+#include "r600_state_inlines.h"
 
 static void *r600_create_blend_state(struct pipe_context *ctx,
                                        const struct pipe_blend_state *state)
@@ -259,6 +261,9 @@ static void r600_delete_state(struct pipe_context *ctx, void *state)
 static void r600_set_blend_color(struct pipe_context *ctx,
                                        const struct pipe_blend_color *color)
 {
+       struct r600_context *rctx = r600_context(ctx);
+
+       rctx->blend_color = *color;
 }
 
 static void r600_set_clip_state(struct pipe_context *ctx,
@@ -604,15 +609,17 @@ static struct radeon_state *r600_blend(struct r600_context *rctx)
 {
        struct r600_screen *rscreen = rctx->screen;
        struct radeon_state *rstate;
+       const struct pipe_blend_state *state = &rctx->blend->state.blend;
+       int i;
 
        rstate = radeon_state(rscreen->rw, R600_BLEND_TYPE, R600_BLEND);
        if (rstate == NULL)
                return NULL;
-       rstate->states[R600_BLEND__CB_BLEND_RED] = 0x00000000;
-       rstate->states[R600_BLEND__CB_BLEND_GREEN] = 0x00000000;
-       rstate->states[R600_BLEND__CB_BLEND_BLUE] = 0x00000000;
-       rstate->states[R600_BLEND__CB_BLEND_ALPHA] = 0x00000000;
-       rstate->states[R600_BLEND__CB_BLEND0_CONTROL] = 0x00010001;
+       rstate->states[R600_BLEND__CB_BLEND_RED] = fui(rctx->blend_color.color[0]);
+       rstate->states[R600_BLEND__CB_BLEND_GREEN] = fui(rctx->blend_color.color[1]);
+       rstate->states[R600_BLEND__CB_BLEND_BLUE] = fui(rctx->blend_color.color[2]);
+       rstate->states[R600_BLEND__CB_BLEND_ALPHA] = fui(rctx->blend_color.color[3]);
+       rstate->states[R600_BLEND__CB_BLEND0_CONTROL] = 0x00000000;
        rstate->states[R600_BLEND__CB_BLEND1_CONTROL] = 0x00000000;
        rstate->states[R600_BLEND__CB_BLEND2_CONTROL] = 0x00000000;
        rstate->states[R600_BLEND__CB_BLEND3_CONTROL] = 0x00000000;
@@ -621,6 +628,37 @@ static struct radeon_state *r600_blend(struct r600_context *rctx)
        rstate->states[R600_BLEND__CB_BLEND6_CONTROL] = 0x00000000;
        rstate->states[R600_BLEND__CB_BLEND7_CONTROL] = 0x00000000;
        rstate->states[R600_BLEND__CB_BLEND_CONTROL] = 0x00000000;
+
+       for (i = 0; i < 8; i++) {
+
+               unsigned eqRGB = state->rt[i].rgb_func;
+               unsigned srcRGB = state->rt[i].rgb_src_factor;
+               unsigned dstRGB = state->rt[i].rgb_dst_factor;
+               
+               unsigned eqA = state->rt[i].alpha_func;
+               unsigned srcA = state->rt[i].alpha_src_factor;
+               unsigned dstA = state->rt[i].alpha_dst_factor;
+               uint32_t bc = 0;
+
+               if (!state->rt[i].blend_enable)
+                       continue;
+
+               bc |= r600_translate_blend_function(eqRGB) << CB_BLEND_COLOR_COMB_FCN_SHIFT;
+               bc |= r600_translate_blend_factor(srcRGB) << CB_BLEND_COLOR_SRCBLEND_SHIFT;
+               bc |= r600_translate_blend_factor(dstRGB) << CB_BLEND_COLOR_DESTBLEND_SHIFT;
+
+               if (srcA != srcRGB || dstA != dstRGB || eqA != eqRGB) {
+                       bc |= CB_BLEND_SEPARATE_ALPHA_BLEND;
+                       bc |= r600_translate_blend_function(eqA) << CB_BLEND_ALPHA_COMB_FCN_SHIFT;
+                       bc |= r600_translate_blend_factor(srcA) << CB_BLEND_ALPHA_SRCBLEND_SHIFT;
+                       bc |= r600_translate_blend_factor(dstA) << CB_BLEND_ALPHA_DESTBLEND_SHIFT;
+               }
+
+               rstate->states[R600_BLEND__CB_BLEND0_CONTROL + i] = bc;
+               if (i == 0)
+                       rstate->states[R600_BLEND__CB_BLEND_CONTROL] = bc;
+       }
+
        if (radeon_state_pm4(rstate)) {
                radeon_state_decref(rstate);
                return NULL;
@@ -1084,6 +1122,49 @@ static struct radeon_state *r600_resource(struct r600_context *rctx,
        return rstate;
 }
 
+static struct radeon_state *r600_cb_cntl(struct r600_context *rctx)
+{
+       struct r600_screen *rscreen = rctx->screen;
+       struct radeon_state *rstate;
+       const struct pipe_blend_state *pbs = &rctx->blend->state.blend;
+       uint32_t color_control, target_mask;
+       int i;
+
+       target_mask = 0;
+       color_control = 0;
+
+       if (pbs->logicop_enable) {
+               color_control |= (pbs->logicop_func) << 16;
+       } else
+               color_control |= (0xcc << 16);
+
+       target_mask |= (pbs->rt[0].colormask);
+       for (i = 0; i < 8; i++) {
+               if (pbs->rt[i].blend_enable) {
+                       color_control |= (1 << (8 + i));
+                       target_mask |= (pbs->rt[0].colormask << (4 * i));
+               } else if (i == 0)
+                       target_mask |= 0xf;
+       }
+       rstate = radeon_state(rscreen->rw, R600_CB_CNTL_TYPE, R600_CB_CNTL);
+       rstate->states[R600_CB_CNTL__CB_SHADER_MASK] = 0x0000000F;
+       rstate->states[R600_CB_CNTL__CB_TARGET_MASK] = target_mask;
+       rstate->states[R600_CB_CNTL__CB_COLOR_CONTROL] = color_control;
+       rstate->states[R600_CB_CNTL__PA_SC_AA_CONFIG] = 0x00000000;
+       rstate->states[R600_CB_CNTL__PA_SC_AA_SAMPLE_LOCS_MCTX] = 0x00000000;
+       rstate->states[R600_CB_CNTL__PA_SC_AA_SAMPLE_LOCS_8S_WD1_MCTX] = 0x00000000;
+       rstate->states[R600_CB_CNTL__CB_CLRCMP_CONTROL] = 0x01000000;
+       rstate->states[R600_CB_CNTL__CB_CLRCMP_SRC] = 0x00000000;
+       rstate->states[R600_CB_CNTL__CB_CLRCMP_DST] = 0x000000FF;
+       rstate->states[R600_CB_CNTL__CB_CLRCMP_MSK] = 0xFFFFFFFF;
+       rstate->states[R600_CB_CNTL__PA_SC_AA_MASK] = 0xFFFFFFFF;
+       if (radeon_state_pm4(rstate)) {
+               radeon_state_decref(rstate);
+               return NULL;
+       }
+       return rstate;
+}
+
 int r600_context_hw_states(struct r600_context *rctx)
 {
        unsigned i;
@@ -1093,7 +1174,7 @@ int r600_context_hw_states(struct r600_context *rctx)
         * doesn't
         */
        //radeon_state_decref(rctx->hw_states.config);
-       //radeon_state_decref(rctx->hw_states.cb_cntl);
+       radeon_state_decref(rctx->hw_states.cb_cntl);
        radeon_state_decref(rctx->hw_states.db);
        radeon_state_decref(rctx->hw_states.rasterizer);
        radeon_state_decref(rctx->hw_states.scissor);
@@ -1120,6 +1201,8 @@ int r600_context_hw_states(struct r600_context *rctx)
        rctx->hw_states.viewport = r600_viewport(rctx);
        rctx->hw_states.cb0 = r600_cb0(rctx);
        rctx->hw_states.db = r600_db(rctx);
+       rctx->hw_states.cb_cntl = r600_cb_cntl(rctx);
+
        for (i = 0; i < rctx->ps_nsampler; i++) {
                if (rctx->ps_sampler[i]) {
                        rctx->hw_states.ps_sampler[i] = r600_sampler(rctx,
diff --git a/src/gallium/drivers/r600/r600_state_inlines.h b/src/gallium/drivers/r600/r600_state_inlines.h
new file mode 100644 (file)
index 0000000..42bab52
--- /dev/null
@@ -0,0 +1,100 @@
+/*
+ * Copyright 2010 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * 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
+ * THE AUTHOR(S) AND/OR THEIR 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. */
+
+#ifndef R600_STATE_INLINES_H
+#define R600_STATE_INLINES_H
+
+#include "r600_reg.h"
+
+static INLINE uint32_t r600_translate_blend_function(int blend_func)
+{
+       switch (blend_func) {
+        case PIPE_BLEND_ADD:
+               return R600_BLEND_FCN_ADD;
+        case PIPE_BLEND_SUBTRACT:
+               return R600_BLEND_FCN_SUBTRACT;
+        case PIPE_BLEND_REVERSE_SUBTRACT:
+               return R600_BLEND_FCN_RSUB;
+        case PIPE_BLEND_MIN:
+               return R600_BLEND_FCN_MIN;
+        case PIPE_BLEND_MAX:
+               return R600_BLEND_FCN_MAX;
+        default:
+            fprintf(stderr, "r600: Unknown blend function %d\n", blend_func);
+            assert(0);
+            break;
+    }
+    return 0;
+}
+
+static INLINE uint32_t r600_translate_blend_factor(int blend_fact)
+{
+       switch (blend_fact) {
+        case PIPE_BLENDFACTOR_ONE:
+               return R600_BLEND_ZERO;
+        case PIPE_BLENDFACTOR_SRC_COLOR:
+               return R600_BLEND_SRC_COLOR;
+        case PIPE_BLENDFACTOR_SRC_ALPHA:
+               return R600_BLEND_SRC_ALPHA;
+        case PIPE_BLENDFACTOR_DST_ALPHA:
+               return R600_BLEND_DST_ALPHA;
+        case PIPE_BLENDFACTOR_DST_COLOR:
+               return R600_BLEND_DST_COLOR;
+        case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
+               return R600_BLEND_SRC_ALPHA_SATURATE;
+        case PIPE_BLENDFACTOR_CONST_COLOR:
+               return R600_BLEND_CONST_COLOR;
+        case PIPE_BLENDFACTOR_CONST_ALPHA:
+               return R600_BLEND_CONST_ALPHA;
+        case PIPE_BLENDFACTOR_ZERO:
+               return R600_BLEND_ZERO;
+        case PIPE_BLENDFACTOR_INV_SRC_COLOR:
+               return R600_BLEND_ONE_MINUS_SRC_COLOR;
+        case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
+               return R600_BLEND_ONE_MINUS_SRC_ALPHA;
+        case PIPE_BLENDFACTOR_INV_DST_ALPHA:
+               return R600_BLEND_ONE_MINUS_DST_ALPHA;
+        case PIPE_BLENDFACTOR_INV_DST_COLOR:
+               return R600_BLEND_ONE_MINUS_DST_COLOR;
+        case PIPE_BLENDFACTOR_INV_CONST_COLOR:
+               return R600_BLEND_ONE_MINUS_CONST_COLOR;
+        case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
+               return R600_BLEND_ONE_MINUS_CONST_ALPHA;
+
+        case PIPE_BLENDFACTOR_SRC1_COLOR:
+               return R600_BLEND_SRC1_COLOR;
+        case PIPE_BLENDFACTOR_SRC1_ALPHA:
+               return R600_BLEND_SRC1_ALPHA;
+        case PIPE_BLENDFACTOR_INV_SRC1_COLOR:
+               return R600_BLEND_INV_SRC1_COLOR;
+        case PIPE_BLENDFACTOR_INV_SRC1_ALPHA:
+               return R600_BLEND_INV_SRC1_ALPHA;
+       default:
+               fprintf(stderr, "r600: Implementation error: "
+                       "Bad blend factor %d not supported!\n", blend_fact);
+               assert(0);
+               break;
+       }
+       return 0;
+}
+
+#endif