X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fgallium%2Fstate_trackers%2Fvega%2Fpolygon.c;h=3faec749e12bd4516e204e4cb7d9d68cef3de428;hb=821c34ecd9921e7478c8775905bf887b7513100c;hp=eef2c1eb8769f0329d5e7ba91ddf739cd8d5e2dc;hpb=3ce4375912c8ea488460e593e07c5bb15b92dca9;p=mesa.git

diff --git a/src/gallium/state_trackers/vega/polygon.c b/src/gallium/state_trackers/vega/polygon.c
index eef2c1eb876..3faec749e12 100644
--- a/src/gallium/state_trackers/vega/polygon.c
+++ b/src/gallium/state_trackers/vega/polygon.c
@@ -29,7 +29,6 @@
 #include "matrix.h" /*for floatsEqual*/
 #include "vg_context.h"
 #include "vg_state.h"
-#include "paint.h"
 #include "renderer.h"
 #include "util_array.h"
 #include "VG/openvg.h"
@@ -58,7 +57,7 @@ struct polygon
    VGint    num_verts;
 
    VGboolean dirty;
-   struct pipe_buffer *vbuf;
+   void *user_vbuf;
    struct pipe_screen *screen;
 };
 
@@ -90,7 +89,7 @@ struct polygon * polygon_create(int size)
    poly->size = size;
    poly->num_verts = 0;
    poly->dirty = VG_TRUE;
-   poly->vbuf = NULL;
+   poly->user_vbuf = NULL;
 
    return poly;
 }
@@ -102,16 +101,13 @@ struct polygon * polygon_create_from_data(float *data, int size)
    memcpy(poly->data, data, sizeof(float) * COMPONENTS * size);
    poly->num_verts = size;
    poly->dirty = VG_TRUE;
-   poly->vbuf = NULL;
+   poly->user_vbuf = NULL;
 
    return poly;
 }
 
 void polygon_destroy(struct polygon *poly)
 {
-   if (poly->vbuf)
-      pipe_buffer_reference(&poly->vbuf, NULL);
-
    free(poly->data);
    free(poly);
 }
@@ -245,72 +241,29 @@ VGboolean polygon_is_closed(struct polygon *p)
    return floatsEqual(start[0], end[0]) && floatsEqual(start[1], end[1]);
 }
 
-static void set_blend_for_fill(struct pipe_blend_state *blend)
-{
-   memset(blend, 0, sizeof(struct pipe_blend_state));
-   blend->rt[0].colormask = 0; /*disable colorwrites*/
-
-   blend->rt[0].rgb_src_factor = PIPE_BLENDFACTOR_ONE;
-   blend->rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ONE;
-   blend->rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA;
-   blend->rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA;
-}
-
-static void draw_polygon(struct vg_context *ctx,
-                         struct polygon *poly)
+static void polygon_prepare_buffer(struct vg_context *ctx,
+                                   struct polygon *poly)
 {
-   int vert_size;
    struct pipe_context *pipe;
-   struct pipe_vertex_buffer vbuffer;
-   struct pipe_vertex_element velement;
-
-   vert_size = poly->num_verts * COMPONENTS * sizeof(float);
 
    /*polygon_print(poly);*/
 
    pipe = ctx->pipe;
 
-   if (poly->vbuf == NULL || poly->dirty) {
-      if (poly->vbuf) {
-         pipe_buffer_reference(&poly->vbuf,
-                               NULL);
-      }
+   if (poly->user_vbuf == NULL || poly->dirty) {
       poly->screen = pipe->screen;
-      poly->vbuf= pipe_user_buffer_create(poly->screen,
-                                          poly->data,
-                                          vert_size);
+      poly->user_vbuf = poly->data;
       poly->dirty = VG_FALSE;
    }
-
-
-   /* tell pipe about the vertex buffer */
-   memset(&vbuffer, 0, sizeof(vbuffer));
-   vbuffer.buffer = poly->vbuf;
-   vbuffer.stride = COMPONENTS * sizeof(float);  /* vertex size */
-   vbuffer.buffer_offset = 0;
-   vbuffer.max_index = poly->num_verts - 1;
-   pipe->set_vertex_buffers(pipe, 1, &vbuffer);
-
-   /* tell pipe about the vertex attributes */
-   memset(&velement, 0, sizeof(velement));
-   velement.src_offset = 0;
-   velement.instance_divisor = 0;
-   velement.vertex_buffer_index = 0;
-   velement.src_format = PIPE_FORMAT_R32G32_FLOAT;
-   cso_set_vertex_elements(ctx->cso_context, 1, &velement);
-
-   /* draw */
-   pipe->draw_arrays(pipe, PIPE_PRIM_TRIANGLE_FAN, 
-                     0, poly->num_verts);
 }
 
 void polygon_fill(struct polygon *poly, struct vg_context *ctx)
 {
-   struct pipe_depth_stencil_alpha_state dsa;
-   struct pipe_stencil_ref sr;
-   struct pipe_blend_state blend;
+   struct pipe_vertex_element velement;
+   struct pipe_vertex_buffer vbuffer;
    VGfloat bounds[4];
    VGfloat min_x, min_y, max_x, max_y;
+
    assert(poly);
    polygon_bounding_rect(poly, bounds);
    min_x = bounds[0];
@@ -323,113 +276,40 @@ void polygon_fill(struct polygon *poly, struct vg_context *ctx)
                 min_x, min_y, max_x, max_y);
 #endif
 
-   set_blend_for_fill(&blend);
-
-   memset(&dsa, 0, sizeof(struct pipe_depth_stencil_alpha_state));
-   memset(&sr, 0, sizeof(struct pipe_stencil_ref));
-   /* only need a fixed 0. Rely on default or move it out at least? */
-   cso_set_stencil_ref(ctx->cso_context, &sr);
-
-   cso_save_blend(ctx->cso_context);
-   cso_save_depth_stencil_alpha(ctx->cso_context);
-
-   dsa.stencil[0].enabled = 1;
-   if (ctx->state.vg.fill_rule == VG_EVEN_ODD) {
-      dsa.stencil[0].writemask = 1;
-      dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
-      dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
-      dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_INVERT;
-      dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
-      dsa.stencil[0].valuemask = ~0;
-
-      cso_set_blend(ctx->cso_context, &blend);
-      cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
-      draw_polygon(ctx, poly);
-   } else if (ctx->state.vg.fill_rule == VG_NON_ZERO) {
-      struct pipe_screen *screen = ctx->pipe->screen;
-
-      if (screen->get_param(screen, PIPE_CAP_TWO_SIDED_STENCIL)) {
-         /* front */
-         dsa.stencil[0].writemask = ~0;
-         dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_INCR_WRAP;
-         dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
-         dsa.stencil[0].valuemask = ~0;
-
-         /* back */
-         dsa.stencil[1].enabled = 1;
-         dsa.stencil[1].writemask = ~0;
-         dsa.stencil[1].fail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[1].zfail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[1].zpass_op = PIPE_STENCIL_OP_DECR_WRAP;
-         dsa.stencil[1].func = PIPE_FUNC_ALWAYS;
-         dsa.stencil[1].valuemask = ~0;
-
-         cso_set_blend(ctx->cso_context, &blend);
-         cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
-         draw_polygon(ctx, poly);
-      } else {
-         struct pipe_rasterizer_state raster;
-
-         memcpy(&raster, &ctx->state.g3d.rasterizer, sizeof(struct pipe_rasterizer_state));
-
-         cso_save_rasterizer(ctx->cso_context);
-         dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
-         dsa.stencil[0].valuemask = ~0;
-
-         raster.cull_mode = raster.front_winding ^ PIPE_WINDING_BOTH;
-         dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_INCR_WRAP;
-
-         cso_set_blend(ctx->cso_context, &blend);
-         cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
-         cso_set_rasterizer(ctx->cso_context, &raster);
-         draw_polygon(ctx, poly);
-
-         raster.cull_mode = raster.front_winding;
-         dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_DECR_WRAP;
-         cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
-         cso_set_rasterizer(ctx->cso_context, &raster);
-         draw_polygon(ctx, poly);
-
-         cso_restore_rasterizer(ctx->cso_context);
-      }
-   }
+   polygon_prepare_buffer(ctx, poly);
 
-   /* restore color writes */
-   cso_restore_blend(ctx->cso_context);
-   /* setup stencil ops */
-   dsa.stencil[0].func = PIPE_FUNC_NOTEQUAL;
-   dsa.stencil[0].fail_op = PIPE_STENCIL_OP_REPLACE;
-   dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_REPLACE;
-   dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_REPLACE;
-   dsa.stencil[0].valuemask = dsa.stencil[0].writemask;
-   dsa.stencil[1].enabled = 0;
-   memcpy(&dsa.depth, &ctx->state.g3d.dsa.depth,
-          sizeof(struct pipe_depth_state));
-   cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
-
-   /* render the quad to propagate the rendering from stencil */
-   renderer_draw_quad(ctx->renderer, min_x, min_y,
-                      max_x, max_y, 0.0f/*depth should be disabled*/);
-
-   cso_restore_depth_stencil_alpha(ctx->cso_context);
+   /* tell renderer about the vertex attributes */
+   memset(&velement, 0, sizeof(velement));
+   velement.src_offset = 0;
+   velement.instance_divisor = 0;
+   velement.vertex_buffer_index = 0;
+   velement.src_format = PIPE_FORMAT_R32G32_FLOAT;
+
+   /* tell renderer about the vertex buffer */
+   memset(&vbuffer, 0, sizeof(vbuffer));
+   vbuffer.user_buffer = poly->user_vbuf;
+   vbuffer.stride = COMPONENTS * sizeof(float);  /* vertex size */
+
+   renderer_polygon_stencil_begin(ctx->renderer,
+         &velement, ctx->state.vg.fill_rule, VG_FALSE);
+   renderer_polygon_stencil(ctx->renderer, &vbuffer,
+         PIPE_PRIM_TRIANGLE_FAN, 0, (VGuint) poly->num_verts);
+   renderer_polygon_stencil_end(ctx->renderer);
+
+   renderer_polygon_fill_begin(ctx->renderer, VG_FALSE);
+   renderer_polygon_fill(ctx->renderer, min_x, min_y, max_x, max_y);
+   renderer_polygon_fill_end(ctx->renderer);
 }
 
 void polygon_array_fill(struct polygon_array *polyarray, struct vg_context *ctx)
 {
    struct array *polys = polyarray->array;
-   struct pipe_depth_stencil_alpha_state dsa;
-   struct pipe_stencil_ref sr;
-   struct pipe_blend_state blend;
    VGfloat min_x = polyarray->min_x;
    VGfloat min_y = polyarray->min_y;
    VGfloat max_x = polyarray->max_x;
    VGfloat max_y = polyarray->max_y;
+   struct pipe_vertex_element velement;
+   struct pipe_vertex_buffer vbuffer;
    VGint i;
 
 
@@ -439,111 +319,33 @@ void polygon_array_fill(struct polygon_array *polyarray, struct vg_context *ctx)
                 min_x, min_y, max_x, max_y);
 #endif
 
-   set_blend_for_fill(&blend);
-
-   memset(&dsa, 0, sizeof(struct pipe_depth_stencil_alpha_state));
-   memset(&sr, 0, sizeof(struct pipe_stencil_ref));
-   /* only need a fixed 0. Rely on default or move it out at least? */
-   cso_set_stencil_ref(ctx->cso_context, &sr);
-
-   cso_save_blend(ctx->cso_context);
-   cso_save_depth_stencil_alpha(ctx->cso_context);
-
-   dsa.stencil[0].enabled = 1;
-   if (ctx->state.vg.fill_rule == VG_EVEN_ODD) {
-      dsa.stencil[0].writemask = 1;
-      dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
-      dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
-      dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_INVERT;
-      dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
-      dsa.stencil[0].valuemask = ~0;
-
-      cso_set_blend(ctx->cso_context, &blend);
-      cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
-      for (i = 0; i < polys->num_elements; ++i) {
-         struct polygon *poly = (((struct polygon**)polys->data)[i]);
-         draw_polygon(ctx, poly);
-      }
-   } else if (ctx->state.vg.fill_rule == VG_NON_ZERO) {
-      struct pipe_screen *screen = ctx->pipe->screen;
-
-      if (screen->get_param(screen, PIPE_CAP_TWO_SIDED_STENCIL)) {
-         /* front */
-         dsa.stencil[0].writemask = ~0;
-         dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_INCR_WRAP;
-         dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
-         dsa.stencil[0].valuemask = ~0;
-
-         /* back */
-         dsa.stencil[1].enabled = 1;
-         dsa.stencil[1].writemask = ~0;
-         dsa.stencil[1].fail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[1].zfail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[1].zpass_op = PIPE_STENCIL_OP_DECR_WRAP;
-         dsa.stencil[1].func = PIPE_FUNC_ALWAYS;
-         dsa.stencil[1].valuemask = ~0;
-
-         cso_set_blend(ctx->cso_context, &blend);
-         cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
-         for (i = 0; i < polys->num_elements; ++i) {
-            struct polygon *poly = (((struct polygon**)polys->data)[i]);
-            draw_polygon(ctx, poly);
-         }
-      } else {
-         struct pipe_rasterizer_state raster;
-
-         memcpy(&raster, &ctx->state.g3d.rasterizer, sizeof(struct pipe_rasterizer_state));
-
-         cso_save_rasterizer(ctx->cso_context);
-         dsa.stencil[0].func = PIPE_FUNC_ALWAYS;
-         dsa.stencil[0].valuemask = ~0;
-
-         raster.cull_mode = raster.front_winding ^ PIPE_WINDING_BOTH;
-         dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_INCR_WRAP;
-
-         cso_set_blend(ctx->cso_context, &blend);
-         cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
-         cso_set_rasterizer(ctx->cso_context, &raster);
-         for (i = 0; i < polys->num_elements; ++i) {
-            struct polygon *poly = (((struct polygon**)polys->data)[i]);
-            draw_polygon(ctx, poly);
-         }
-
-         raster.cull_mode = raster.front_winding;
-         dsa.stencil[0].fail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_KEEP;
-         dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_DECR_WRAP;
-         cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
-         cso_set_rasterizer(ctx->cso_context, &raster);
-         for (i = 0; i < polys->num_elements; ++i) {
-            struct polygon *poly = (((struct polygon**)polys->data)[i]);
-            draw_polygon(ctx, poly);
-         }
-
-         cso_restore_rasterizer(ctx->cso_context);
-      }
+   /* tell renderer about the vertex attributes */
+   memset(&velement, 0, sizeof(velement));
+   velement.src_offset = 0;
+   velement.instance_divisor = 0;
+   velement.vertex_buffer_index = 0;
+   velement.src_format = PIPE_FORMAT_R32G32_FLOAT;
+
+   /* tell renderer about the vertex buffer */
+   memset(&vbuffer, 0, sizeof(vbuffer));
+   vbuffer.stride = COMPONENTS * sizeof(float);  /* vertex size */
+
+   /* prepare the stencil buffer */
+   renderer_polygon_stencil_begin(ctx->renderer,
+         &velement, ctx->state.vg.fill_rule, VG_FALSE);
+   for (i = 0; i < polys->num_elements; ++i) {
+      struct polygon *poly = (((struct polygon**)polys->data)[i]);
+
+      polygon_prepare_buffer(ctx, poly);
+      vbuffer.user_buffer = poly->user_vbuf;
+
+      renderer_polygon_stencil(ctx->renderer, &vbuffer,
+            PIPE_PRIM_TRIANGLE_FAN, 0, (VGuint) poly->num_verts);
    }
+   renderer_polygon_stencil_end(ctx->renderer);
 
-   /* restore color writes */
-   cso_restore_blend(ctx->cso_context);
-   /* setup stencil ops */
-   dsa.stencil[0].func = PIPE_FUNC_NOTEQUAL;
-   dsa.stencil[0].fail_op = PIPE_STENCIL_OP_REPLACE;
-   dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_REPLACE;
-   dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_REPLACE;
-   dsa.stencil[0].valuemask = dsa.stencil[0].writemask;
-   dsa.stencil[1].enabled = 0;
-   memcpy(&dsa.depth, &ctx->state.g3d.dsa.depth,
-          sizeof(struct pipe_depth_state));
-   cso_set_depth_stencil_alpha(ctx->cso_context, &dsa);
-
-   /* render the quad to propagate the rendering from stencil */
-   renderer_draw_quad(ctx->renderer, min_x, min_y,
-                      max_x, max_y, 0.0f/*depth should be disabled*/);
-
-   cso_restore_depth_stencil_alpha(ctx->cso_context);
+   /* fill it */
+   renderer_polygon_fill_begin(ctx->renderer, VG_FALSE);
+   renderer_polygon_fill(ctx->renderer, min_x, min_y, max_x, max_y);
+   renderer_polygon_fill_end(ctx->renderer);
 }