From 0e3699334faf92f508b6c187a261548b656b0dd3 Mon Sep 17 00:00:00 2001 From: marha Date: Fri, 20 Apr 2012 17:07:15 +0200 Subject: fontconfig libX11 mesa pixman xserver git update 20 april 2012 --- mesalib/src/mesa/state_tracker/st_cb_bitmap.c | 124 +++++++++----------------- 1 file changed, 44 insertions(+), 80 deletions(-) (limited to 'mesalib/src/mesa/state_tracker/st_cb_bitmap.c') diff --git a/mesalib/src/mesa/state_tracker/st_cb_bitmap.c b/mesalib/src/mesa/state_tracker/st_cb_bitmap.c index 7c0254d8d..09152c79a 100644 --- a/mesalib/src/mesa/state_tracker/st_cb_bitmap.c +++ b/mesalib/src/mesa/state_tracker/st_cb_bitmap.c @@ -52,6 +52,7 @@ #include "util/u_inlines.h" #include "util/u_draw_quad.h" #include "util/u_simple_shaders.h" +#include "util/u_upload_mgr.h" #include "program/prog_instruction.h" #include "cso_cache/cso_context.h" @@ -327,12 +328,13 @@ make_bitmap_texture(struct gl_context *ctx, GLsizei width, GLsizei height, return pt; } -static GLuint +static void setup_bitmap_vertex_data(struct st_context *st, bool normalized, int x, int y, int width, int height, - float z, const float color[4]) + float z, const float color[4], + struct pipe_resource **vbuf, + unsigned *vbuf_offset) { - struct pipe_context *pipe = st->pipe; const struct gl_framebuffer *fb = st->ctx->DrawBuffer; const GLfloat fb_width = (GLfloat)fb->Width; const GLfloat fb_height = (GLfloat)fb->Height; @@ -346,8 +348,8 @@ setup_bitmap_vertex_data(struct st_context *st, bool normalized, const GLfloat clip_y0 = (GLfloat)(y0 / fb_height * 2.0 - 1.0); const GLfloat clip_x1 = (GLfloat)(x1 / fb_width * 2.0 - 1.0); const GLfloat clip_y1 = (GLfloat)(y1 / fb_height * 2.0 - 1.0); - const GLuint max_slots = 1; /* 4096 / sizeof(st->bitmap.vertices); */ GLuint i; + float (*vertices)[3][4]; /**< vertex pos + color + texcoord */ if(!normalized) { @@ -355,77 +357,48 @@ setup_bitmap_vertex_data(struct st_context *st, bool normalized, tBot = (GLfloat) height; } - /* XXX: Need to improve buffer_write to allow NO_WAIT (as well as - * no_flush) updates to buffers where we know there is no conflict - * with previous data. Currently using max_slots > 1 will cause - * synchronous rendering if the driver flushes its command buffers - * between one bitmap and the next. Our flush hook below isn't - * sufficient to catch this as the driver doesn't tell us when it - * flushes its own command buffers. Until this gets fixed, pay the - * price of allocating a new buffer for each bitmap cache-flush to - * avoid synchronous rendering. - */ - if (st->bitmap.vbuf_slot >= max_slots) { - pipe_resource_reference(&st->bitmap.vbuf, NULL); - st->bitmap.vbuf_slot = 0; - } - - if (!st->bitmap.vbuf) { - st->bitmap.vbuf = pipe_buffer_create(pipe->screen, - PIPE_BIND_VERTEX_BUFFER, - PIPE_USAGE_STREAM, - max_slots * - sizeof(st->bitmap.vertices)); - if (!st->bitmap.vbuf) { - /* out of memory */ - return 0; - } + u_upload_alloc(st->uploader, 0, 4 * sizeof(vertices[0]), vbuf_offset, vbuf, + (void**)&vertices); + if (!vbuf) { + return; } /* Positions are in clip coords since we need to do clipping in case * the bitmap quad goes beyond the window bounds. */ - st->bitmap.vertices[0][0][0] = clip_x0; - st->bitmap.vertices[0][0][1] = clip_y0; - st->bitmap.vertices[0][2][0] = sLeft; - st->bitmap.vertices[0][2][1] = tTop; - - st->bitmap.vertices[1][0][0] = clip_x1; - st->bitmap.vertices[1][0][1] = clip_y0; - st->bitmap.vertices[1][2][0] = sRight; - st->bitmap.vertices[1][2][1] = tTop; + vertices[0][0][0] = clip_x0; + vertices[0][0][1] = clip_y0; + vertices[0][2][0] = sLeft; + vertices[0][2][1] = tTop; + + vertices[1][0][0] = clip_x1; + vertices[1][0][1] = clip_y0; + vertices[1][2][0] = sRight; + vertices[1][2][1] = tTop; - st->bitmap.vertices[2][0][0] = clip_x1; - st->bitmap.vertices[2][0][1] = clip_y1; - st->bitmap.vertices[2][2][0] = sRight; - st->bitmap.vertices[2][2][1] = tBot; + vertices[2][0][0] = clip_x1; + vertices[2][0][1] = clip_y1; + vertices[2][2][0] = sRight; + vertices[2][2][1] = tBot; - st->bitmap.vertices[3][0][0] = clip_x0; - st->bitmap.vertices[3][0][1] = clip_y1; - st->bitmap.vertices[3][2][0] = sLeft; - st->bitmap.vertices[3][2][1] = tBot; + vertices[3][0][0] = clip_x0; + vertices[3][0][1] = clip_y1; + vertices[3][2][0] = sLeft; + vertices[3][2][1] = tBot; /* same for all verts: */ for (i = 0; i < 4; i++) { - st->bitmap.vertices[i][0][2] = z; - st->bitmap.vertices[i][0][3] = 1.0f; - st->bitmap.vertices[i][1][0] = color[0]; - st->bitmap.vertices[i][1][1] = color[1]; - st->bitmap.vertices[i][1][2] = color[2]; - st->bitmap.vertices[i][1][3] = color[3]; - st->bitmap.vertices[i][2][2] = 0.0; /*R*/ - st->bitmap.vertices[i][2][3] = 1.0; /*Q*/ + vertices[i][0][2] = z; + vertices[i][0][3] = 1.0f; + vertices[i][1][0] = color[0]; + vertices[i][1][1] = color[1]; + vertices[i][1][2] = color[2]; + vertices[i][1][3] = color[3]; + vertices[i][2][2] = 0.0; /*R*/ + vertices[i][2][3] = 1.0; /*Q*/ } - /* 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); - - return st->bitmap.vbuf_slot++ * sizeof st->bitmap.vertices; + u_upload_unmap(st->uploader); } @@ -446,6 +419,7 @@ draw_bitmap_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z, struct st_fp_variant_key key; GLuint maxSize; GLuint offset; + struct pipe_resource *vbuf = NULL; memset(&key, 0, sizeof(key)); key.st = st; @@ -551,12 +525,11 @@ draw_bitmap_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z, z = z * 2.0f - 1.0f; /* draw textured quad */ - offset = setup_bitmap_vertex_data(st, - sv->texture->target != PIPE_TEXTURE_RECT, - x, y, width, height, z, color); + setup_bitmap_vertex_data(st, sv->texture->target != PIPE_TEXTURE_RECT, + x, y, width, height, z, color, &vbuf, &offset); - if (st->bitmap.vbuf) { - util_draw_vertex_buffer(pipe, st->cso_context, st->bitmap.vbuf, offset, + if (vbuf) { + util_draw_vertex_buffer(pipe, st->cso_context, vbuf, offset, PIPE_PRIM_TRIANGLE_FAN, 4, /* verts */ 3); /* attribs/vert */ @@ -573,6 +546,8 @@ draw_bitmap_quad(struct gl_context *ctx, GLint x, GLint y, GLfloat z, cso_restore_vertex_elements(cso); cso_restore_vertex_buffers(cso); cso_restore_stream_outputs(cso); + + pipe_resource_reference(&vbuf, NULL); } @@ -709,18 +684,12 @@ st_flush_bitmap_cache(struct st_context *st) /** - * Flush bitmap cache and release vertex buffer. + * Flush bitmap cache. */ void st_flush_bitmap( struct st_context *st ) { st_flush_bitmap_cache(st); - - /* Release vertex buffer to avoid synchronous rendering if we were - * to map it in the next frame. - */ - pipe_resource_reference(&st->bitmap.vbuf, NULL); - st->bitmap.vbuf_slot = 0; } @@ -914,11 +883,6 @@ st_destroy_bitmap(struct st_context *st) st->bitmap.vs = NULL; } - if (st->bitmap.vbuf) { - pipe_resource_reference(&st->bitmap.vbuf, NULL); - st->bitmap.vbuf = NULL; - } - if (cache) { if (cache->trans) { pipe_transfer_unmap(pipe, cache->trans); -- cgit v1.2.3