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Diffstat (limited to 'src/mesa/state_tracker/st_cb_bitmap.c')
-rw-r--r--src/mesa/state_tracker/st_cb_bitmap.c146
1 files changed, 82 insertions, 64 deletions
diff --git a/src/mesa/state_tracker/st_cb_bitmap.c b/src/mesa/state_tracker/st_cb_bitmap.c
index 3c0ee6c288..516346c8c7 100644
--- a/src/mesa/state_tracker/st_cb_bitmap.c
+++ b/src/mesa/state_tracker/st_cb_bitmap.c
@@ -185,48 +185,47 @@ find_free_bit(uint bitfield)
/**
* Combine basic bitmap fragment program with the user-defined program.
+ * \param st current context
+ * \param fpIn the incoming fragment program
+ * \param fpOut the new fragment program which does fragment culling
+ * \param bitmap_sampler sampler number for the bitmap texture
*/
-static struct st_fragment_program *
-combined_bitmap_fragment_program(struct gl_context *ctx)
+void
+st_make_bitmap_fragment_program(struct st_context *st,
+ struct gl_fragment_program *fpIn,
+ struct gl_fragment_program **fpOut,
+ GLuint *bitmap_sampler)
{
- struct st_context *st = st_context(ctx);
- struct st_fragment_program *stfp = st->fp;
-
- if (!stfp->bitmap_program) {
- /*
- * Generate new program which is the user-defined program prefixed
- * with the bitmap sampler/kill instructions.
- */
- struct st_fragment_program *bitmap_prog;
- uint sampler;
-
- sampler = find_free_bit(st->fp->Base.Base.SamplersUsed);
- bitmap_prog = make_bitmap_fragment_program(ctx, sampler);
+ struct st_fragment_program *bitmap_prog;
+ struct gl_program *newProg;
+ uint sampler;
- stfp->bitmap_program = (struct st_fragment_program *)
- _mesa_combine_programs(ctx,
- &bitmap_prog->Base.Base, &stfp->Base.Base);
- stfp->bitmap_program->bitmap_sampler = sampler;
+ /*
+ * Generate new program which is the user-defined program prefixed
+ * with the bitmap sampler/kill instructions.
+ */
+ sampler = find_free_bit(fpIn->Base.SamplersUsed);
+ bitmap_prog = make_bitmap_fragment_program(st->ctx, sampler);
- /* done with this after combining */
- st_reference_fragprog(st, &bitmap_prog, NULL);
+ newProg = _mesa_combine_programs(st->ctx,
+ &bitmap_prog->Base.Base,
+ &fpIn->Base);
+ /* done with this after combining */
+ st_reference_fragprog(st, &bitmap_prog, NULL);
#if 0
- {
- struct gl_program *p = &stfp->bitmap_program->Base.Base;
- printf("Combined bitmap program:\n");
- _mesa_print_program(p);
- printf("InputsRead: 0x%x\n", p->InputsRead);
- printf("OutputsWritten: 0x%x\n", p->OutputsWritten);
- _mesa_print_parameter_list(p->Parameters);
- }
-#endif
-
- /* translate to TGSI tokens */
- st_translate_fragment_program(st, stfp->bitmap_program);
+ {
+ printf("Combined bitmap program:\n");
+ _mesa_print_program(newProg);
+ printf("InputsRead: 0x%x\n", newProg->InputsRead);
+ printf("OutputsWritten: 0x%x\n", newProg->OutputsWritten);
+ _mesa_print_parameter_list(newProg->Parameters);
}
+#endif
- return stfp->bitmap_program;
+ /* return results */
+ *fpOut = (struct gl_fragment_program *) newProg;
+ *bitmap_sampler = sampler;
}
@@ -283,9 +282,9 @@ make_bitmap_texture(struct gl_context *ctx, GLsizei width, GLsizei height,
return NULL;
}
- transfer = pipe_get_transfer(st->pipe, pt, 0, 0, 0,
- PIPE_TRANSFER_WRITE,
- 0, 0, width, height);
+ transfer = pipe_get_transfer(st->pipe, pt, 0, 0,
+ PIPE_TRANSFER_WRITE,
+ 0, 0, width, height);
dest = pipe_transfer_map(pipe, transfer);
@@ -349,7 +348,8 @@ setup_bitmap_vertex_data(struct st_context *st, bool normalized,
if (!st->bitmap.vbuf) {
st->bitmap.vbuf = pipe_buffer_create(pipe->screen,
PIPE_BIND_VERTEX_BUFFER,
- max_slots * sizeof(st->bitmap.vertices));
+ max_slots *
+ sizeof(st->bitmap.vertices));
}
/* Positions are in clip coords since we need to do clipping in case
@@ -389,10 +389,11 @@ setup_bitmap_vertex_data(struct st_context *st, bool normalized,
/* put vertex data into vbuf */
pipe_buffer_write_nooverlap(st->pipe,
- st->bitmap.vbuf,
- st->bitmap.vbuf_slot * sizeof st->bitmap.vertices,
- sizeof st->bitmap.vertices,
- st->bitmap.vertices);
+ st->bitmap.vbuf,
+ st->bitmap.vbuf_slot
+ * sizeof(st->bitmap.vertices),
+ sizeof st->bitmap.vertices,
+ st->bitmap.vertices);
return st->bitmap.vbuf_slot++ * sizeof st->bitmap.vertices;
}
@@ -411,11 +412,16 @@ draw_bitmap_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z,
struct st_context *st = st_context(ctx);
struct pipe_context *pipe = st->pipe;
struct cso_context *cso = st->cso_context;
- struct st_fragment_program *stfp;
+ struct st_fp_variant *fpv;
+ struct st_fp_variant_key key;
GLuint maxSize;
GLuint offset;
- stfp = combined_bitmap_fragment_program(ctx);
+ memset(&key, 0, sizeof(key));
+ key.st = st;
+ key.bitmap = GL_TRUE;
+
+ fpv = st_get_fp_variant(st, st->fp, &key);
/* As an optimization, Mesa's fragment programs will sometimes get the
* primary color from a statevar/constant rather than a varying variable.
@@ -428,7 +434,7 @@ draw_bitmap_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z,
GLfloat colorSave[4];
COPY_4V(colorSave, ctx->Current.Attrib[VERT_ATTRIB_COLOR0]);
COPY_4V(ctx->Current.Attrib[VERT_ATTRIB_COLOR0], color);
- st_upload_constants(st, stfp->Base.Base.Parameters, PIPE_SHADER_FRAGMENT);
+ st_upload_constants(st, fpv->parameters, PIPE_SHADER_FRAGMENT);
COPY_4V(ctx->Current.Attrib[VERT_ATTRIB_COLOR0], colorSave);
}
@@ -437,7 +443,8 @@ draw_bitmap_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z,
/* XXX if the bitmap is larger than the max texture size, break
* it up into chunks.
*/
- maxSize = 1 << (pipe->screen->get_param(pipe->screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS) - 1);
+ maxSize = 1 << (pipe->screen->get_param(pipe->screen,
+ PIPE_CAP_MAX_TEXTURE_2D_LEVELS) - 1);
assert(width <= (GLsizei)maxSize);
assert(height <= (GLsizei)maxSize);
@@ -454,7 +461,7 @@ draw_bitmap_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z,
cso_set_rasterizer(cso, &st->bitmap.rasterizer);
/* fragment shader state: TEX lookup program */
- cso_set_fragment_shader_handle(cso, stfp->driver_shader);
+ cso_set_fragment_shader_handle(cso, fpv->driver_shader);
/* vertex shader state: position + texcoord pass-through */
cso_set_vertex_shader_handle(cso, st->bitmap.vs);
@@ -462,21 +469,22 @@ draw_bitmap_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z,
/* user samplers, plus our bitmap sampler */
{
struct pipe_sampler_state *samplers[PIPE_MAX_SAMPLERS];
- uint num = MAX2(stfp->bitmap_sampler + 1, st->state.num_samplers);
+ uint num = MAX2(fpv->bitmap_sampler + 1, st->state.num_samplers);
uint i;
for (i = 0; i < st->state.num_samplers; i++) {
samplers[i] = &st->state.samplers[i];
}
- samplers[stfp->bitmap_sampler] = &st->bitmap.samplers[sv->texture->target != PIPE_TEXTURE_RECT];
+ samplers[fpv->bitmap_sampler] =
+ &st->bitmap.samplers[sv->texture->target != PIPE_TEXTURE_RECT];
cso_set_samplers(cso, num, (const struct pipe_sampler_state **) samplers);
}
/* user textures, plus the bitmap texture */
{
struct pipe_sampler_view *sampler_views[PIPE_MAX_SAMPLERS];
- uint num = MAX2(stfp->bitmap_sampler + 1, st->state.num_textures);
+ uint num = MAX2(fpv->bitmap_sampler + 1, st->state.num_textures);
memcpy(sampler_views, st->state.sampler_views, sizeof(sampler_views));
- sampler_views[stfp->bitmap_sampler] = sv;
+ sampler_views[fpv->bitmap_sampler] = sv;
cso_set_fragment_sampler_views(cso, num, sampler_views);
}
@@ -504,7 +512,9 @@ draw_bitmap_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z,
z = z * 2.0 - 1.0;
/* draw textured quad */
- offset = setup_bitmap_vertex_data(st, sv->texture->target != PIPE_TEXTURE_RECT, x, y, width, height, z, color);
+ offset = setup_bitmap_vertex_data(st,
+ sv->texture->target != PIPE_TEXTURE_RECT,
+ x, y, width, height, z, color);
util_draw_vertex_buffer(pipe, st->bitmap.vbuf, offset,
PIPE_PRIM_TRIANGLE_FAN,
@@ -573,6 +583,9 @@ print_cache(const struct bitmap_cache *cache)
}
+/**
+ * Create gallium pipe_transfer object for the bitmap cache.
+ */
static void
create_cache_trans(struct st_context *st)
{
@@ -585,10 +598,10 @@ create_cache_trans(struct st_context *st)
/* Map the texture transfer.
* Subsequent glBitmap calls will write into the texture image.
*/
- cache->trans = pipe_get_transfer(st->pipe, cache->texture, 0, 0, 0,
- PIPE_TRANSFER_WRITE, 0, 0,
- BITMAP_CACHE_WIDTH,
- BITMAP_CACHE_HEIGHT);
+ cache->trans = pipe_get_transfer(st->pipe, cache->texture, 0, 0,
+ PIPE_TRANSFER_WRITE, 0, 0,
+ BITMAP_CACHE_WIDTH,
+ BITMAP_CACHE_HEIGHT);
cache->buffer = pipe_transfer_map(pipe, cache->trans);
/* init image to all 0xff */
@@ -651,7 +664,9 @@ st_flush_bitmap_cache(struct st_context *st)
}
}
-/* Flush bitmap cache and release vertex buffer.
+
+/**
+ * Flush bitmap cache and release vertex buffer.
*/
void
st_flush_bitmap( struct st_context *st )
@@ -737,7 +752,8 @@ accum_bitmap(struct st_context *st,
* Called via ctx->Driver.Bitmap()
*/
static void
-st_Bitmap(struct gl_context *ctx, GLint x, GLint y, GLsizei width, GLsizei height,
+st_Bitmap(struct gl_context *ctx, GLint x, GLint y,
+ GLsizei width, GLsizei height,
const struct gl_pixelstore_attrib *unpack, const GLubyte *bitmap )
{
struct st_context *st = st_context(ctx);
@@ -764,7 +780,8 @@ st_Bitmap(struct gl_context *ctx, GLint x, GLint y, GLsizei width, GLsizei heigh
pt = make_bitmap_texture(ctx, width, height, unpack, bitmap);
if (pt) {
- struct pipe_sampler_view *sv = st_create_texture_sampler_view(st->pipe, pt);
+ struct pipe_sampler_view *sv =
+ st_create_texture_sampler_view(st->pipe, pt);
assert(pt->target == PIPE_TEXTURE_2D || pt->target == PIPE_TEXTURE_RECT);
@@ -814,15 +831,18 @@ st_init_bitmap(struct st_context *st)
st->bitmap.rasterizer.gl_rasterization_rules = 1;
/* find a usable texture format */
- if (screen->is_format_supported(screen, PIPE_FORMAT_I8_UNORM, PIPE_TEXTURE_2D, 0,
+ if (screen->is_format_supported(screen, PIPE_FORMAT_I8_UNORM,
+ PIPE_TEXTURE_2D, 0,
PIPE_BIND_SAMPLER_VIEW, 0)) {
st->bitmap.tex_format = PIPE_FORMAT_I8_UNORM;
}
- else if (screen->is_format_supported(screen, PIPE_FORMAT_A8_UNORM, PIPE_TEXTURE_2D, 0,
+ else if (screen->is_format_supported(screen, PIPE_FORMAT_A8_UNORM,
+ PIPE_TEXTURE_2D, 0,
PIPE_BIND_SAMPLER_VIEW, 0)) {
st->bitmap.tex_format = PIPE_FORMAT_A8_UNORM;
}
- else if (screen->is_format_supported(screen, PIPE_FORMAT_L8_UNORM, PIPE_TEXTURE_2D, 0,
+ else if (screen->is_format_supported(screen, PIPE_FORMAT_L8_UNORM,
+ PIPE_TEXTURE_2D, 0,
PIPE_BIND_SAMPLER_VIEW, 0)) {
st->bitmap.tex_format = PIPE_FORMAT_L8_UNORM;
}
@@ -845,8 +865,6 @@ st_destroy_bitmap(struct st_context *st)
struct pipe_context *pipe = st->pipe;
struct bitmap_cache *cache = st->bitmap.cache;
-
-
if (st->bitmap.vs) {
cso_delete_vertex_shader(st->cso_context, st->bitmap.vs);
st->bitmap.vs = NULL;
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-07 02:30:19 +0000