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path: root/src/gallium/auxiliary/util/u_blitter.c
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Diffstat (limited to 'src/gallium/auxiliary/util/u_blitter.c')
-rw-r--r--src/gallium/auxiliary/util/u_blitter.c67
1 files changed, 55 insertions, 12 deletions
diff --git a/src/gallium/auxiliary/util/u_blitter.c b/src/gallium/auxiliary/util/u_blitter.c
index 0ba09d33bf..1692987e8e 100644
--- a/src/gallium/auxiliary/util/u_blitter.c
+++ b/src/gallium/auxiliary/util/u_blitter.c
@@ -45,6 +45,7 @@
#include "util/u_draw_quad.h"
#include "util/u_pack_color.h"
#include "util/u_rect.h"
+#include "util/u_sampler.h"
#include "util/u_simple_shaders.h"
#include "util/u_texture.h"
@@ -88,12 +89,16 @@ struct blitter_context_priv
void *dsa_write_depth_keep_stencil;
void *dsa_keep_depth_stencil;
+ void *velem_state;
+
/* Sampler state for clamping to a miplevel. */
void *sampler_state[PIPE_MAX_TEXTURE_LEVELS];
/* Rasterizer state. */
void *rs_state;
+ struct pipe_sampler_view *sampler_view;
+
/* Viewport state. */
struct pipe_viewport_state viewport;
@@ -104,10 +109,11 @@ struct blitter_context_priv
struct blitter_context *util_blitter_create(struct pipe_context *pipe)
{
struct blitter_context_priv *ctx;
- struct pipe_blend_state blend = { 0 };
- struct pipe_depth_stencil_alpha_state dsa = { { 0 } };
- struct pipe_rasterizer_state rs_state = { 0 };
+ struct pipe_blend_state blend;
+ struct pipe_depth_stencil_alpha_state dsa;
+ struct pipe_rasterizer_state rs_state;
struct pipe_sampler_state *sampler_state;
+ struct pipe_vertex_element velem[2];
unsigned i;
ctx = CALLOC_STRUCT(blitter_context_priv);
@@ -122,17 +128,20 @@ struct blitter_context *util_blitter_create(struct pipe_context *pipe)
ctx->blitter.saved_rs_state = INVALID_PTR;
ctx->blitter.saved_fs = INVALID_PTR;
ctx->blitter.saved_vs = INVALID_PTR;
+ ctx->blitter.saved_velem_state = INVALID_PTR;
ctx->blitter.saved_fb_state.nr_cbufs = ~0;
- ctx->blitter.saved_num_textures = ~0;
+ ctx->blitter.saved_num_sampler_views = ~0;
ctx->blitter.saved_num_sampler_states = ~0;
/* blend state objects */
+ memset(&blend, 0, sizeof(blend));
ctx->blend_keep_color = pipe->create_blend_state(pipe, &blend);
blend.rt[0].colormask = PIPE_MASK_RGBA;
ctx->blend_write_color = pipe->create_blend_state(pipe, &blend);
/* depth stencil alpha state objects */
+ memset(&dsa, 0, sizeof(dsa));
ctx->dsa_keep_depth_stencil =
pipe->create_depth_stencil_alpha_state(pipe, &dsa);
@@ -170,6 +179,16 @@ struct blitter_context *util_blitter_create(struct pipe_context *pipe)
rs_state.flatshade = 1;
ctx->rs_state = pipe->create_rasterizer_state(pipe, &rs_state);
+ /* vertex elements state */
+ memset(&velem[0], 0, sizeof(velem[0]) * 2);
+ for (i = 0; i < 2; i++) {
+ velem[i].src_offset = i * 4 * sizeof(float);
+ velem[i].instance_divisor = 0;
+ velem[i].vertex_buffer_index = 0;
+ velem[i].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT;
+ }
+ ctx->velem_state = pipe->create_vertex_elements_state(pipe, 2, &velem[0]);
+
/* fragment shaders are created on-demand */
/* vertex shaders */
@@ -219,6 +238,7 @@ void util_blitter_destroy(struct blitter_context *blitter)
pipe->delete_rasterizer_state(pipe, ctx->rs_state);
pipe->delete_vs_state(pipe, ctx->vs_col);
pipe->delete_vs_state(pipe, ctx->vs_tex);
+ pipe->delete_vertex_elements_state(pipe, ctx->velem_state);
for (i = 0; i < PIPE_MAX_TEXTURE_TYPES; i++) {
if (ctx->fs_texfetch_col[i])
@@ -235,6 +255,10 @@ void util_blitter_destroy(struct blitter_context *blitter)
if (ctx->sampler_state[i])
pipe->delete_sampler_state(pipe, ctx->sampler_state[i]);
+ if (ctx->sampler_view) {
+ pipe_sampler_view_reference(&ctx->sampler_view, NULL);
+ }
+
pipe_buffer_reference(&ctx->vbuf, NULL);
FREE(ctx);
}
@@ -246,7 +270,8 @@ static void blitter_check_saved_CSOs(struct blitter_context_priv *ctx)
ctx->blitter.saved_dsa_state != INVALID_PTR &&
ctx->blitter.saved_rs_state != INVALID_PTR &&
ctx->blitter.saved_fs != INVALID_PTR &&
- ctx->blitter.saved_vs != INVALID_PTR);
+ ctx->blitter.saved_vs != INVALID_PTR &&
+ ctx->blitter.saved_velem_state != INVALID_PTR);
}
static void blitter_restore_CSOs(struct blitter_context_priv *ctx)
@@ -259,12 +284,14 @@ static void blitter_restore_CSOs(struct blitter_context_priv *ctx)
pipe->bind_rasterizer_state(pipe, ctx->blitter.saved_rs_state);
pipe->bind_fs_state(pipe, ctx->blitter.saved_fs);
pipe->bind_vs_state(pipe, ctx->blitter.saved_vs);
+ pipe->bind_vertex_elements_state(pipe, ctx->blitter.saved_velem_state);
ctx->blitter.saved_blend_state = INVALID_PTR;
ctx->blitter.saved_dsa_state = INVALID_PTR;
ctx->blitter.saved_rs_state = INVALID_PTR;
ctx->blitter.saved_fs = INVALID_PTR;
ctx->blitter.saved_vs = INVALID_PTR;
+ ctx->blitter.saved_velem_state = INVALID_PTR;
pipe->set_stencil_ref(pipe, &ctx->blitter.saved_stencil_ref);
@@ -285,11 +312,11 @@ static void blitter_restore_CSOs(struct blitter_context_priv *ctx)
ctx->blitter.saved_num_sampler_states = ~0;
}
- if (ctx->blitter.saved_num_textures != ~0) {
- pipe->set_fragment_sampler_textures(pipe,
- ctx->blitter.saved_num_textures,
- ctx->blitter.saved_textures);
- ctx->blitter.saved_num_textures = ~0;
+ if (ctx->blitter.saved_num_sampler_views != ~0) {
+ pipe->set_fragment_sampler_views(pipe,
+ ctx->blitter.saved_num_sampler_views,
+ ctx->blitter.saved_sampler_views);
+ ctx->blitter.saved_num_sampler_views = ~0;
}
}
@@ -569,6 +596,7 @@ void util_blitter_clear(struct blitter_context *blitter,
pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil);
pipe->bind_rasterizer_state(pipe, ctx->rs_state);
+ pipe->bind_vertex_elements_state(pipe, ctx->velem_state);
pipe->bind_fs_state(pipe, blitter_get_fs_col(ctx, num_cbufs));
pipe->bind_vs_state(pipe, ctx->vs_col);
@@ -600,9 +628,10 @@ static void util_blitter_do_copy(struct blitter_context *blitter,
struct blitter_context_priv *ctx = (struct blitter_context_priv*)blitter;
struct pipe_context *pipe = ctx->pipe;
struct pipe_framebuffer_state fb_state;
+ struct pipe_sampler_view viewTempl, *view;
assert(blitter->saved_fb_state.nr_cbufs != ~0);
- assert(blitter->saved_num_textures != ~0);
+ assert(blitter->saved_num_sampler_views != ~0);
assert(blitter->saved_num_sampler_states != ~0);
assert(src->texture->target < PIPE_MAX_TEXTURE_TYPES);
@@ -630,11 +659,24 @@ static void util_blitter_do_copy(struct blitter_context *blitter,
fb_state.zsbuf = 0;
}
+ u_sampler_view_default_template(&viewTempl,
+ src->texture,
+ src->texture->format);
+ view = pipe->create_sampler_view(pipe,
+ src->texture,
+ &viewTempl);
+
+ if (ctx->sampler_view) {
+ pipe_sampler_view_reference(&ctx->sampler_view, NULL);
+ }
+ ctx->sampler_view = view;
+
pipe->bind_rasterizer_state(pipe, ctx->rs_state);
pipe->bind_vs_state(pipe, ctx->vs_tex);
pipe->bind_fragment_sampler_states(pipe, 1,
blitter_get_sampler_state(ctx, src->level));
- pipe->set_fragment_sampler_textures(pipe, 1, &src->texture);
+ pipe->bind_vertex_elements_state(pipe, ctx->velem_state);
+ pipe->set_fragment_sampler_views(pipe, 1, &view);
pipe->set_framebuffer_state(pipe, &fb_state);
/* set texture coordinates */
@@ -807,6 +849,7 @@ void util_blitter_fill(struct blitter_context *blitter,
pipe->bind_rasterizer_state(pipe, ctx->rs_state);
pipe->bind_fs_state(pipe, blitter_get_fs_col(ctx, 1));
pipe->bind_vs_state(pipe, ctx->vs_col);
+ pipe->bind_vertex_elements_state(pipe, ctx->velem_state);
/* set a framebuffer state */
fb_state.width = dst->width;