glamor: Replace glamor_solid_boxes and glamor_solid with GC using code
This provides glamor_solid_boxes and glamor_solid using regular GC operations instead of calling directly to underlying rendering functions. This will allow the old rendering code to be removed. Signed-off-by: Keith Packard <keithp@keithp.com> Reviewed-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
parent
bd3b2c48f6
commit
18c09e60bf
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@ -11,7 +11,6 @@ libglamor_la_SOURCES = \
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glamor_core.c \
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glamor_dash.c \
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glamor_debug.h \
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glamor_fill.c \
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glamor_font.c \
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glamor_font.h \
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glamor_glx.c \
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@ -46,6 +45,7 @@ libglamor_la_SOURCES = \
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glamor_window.c\
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glamor_fbo.c\
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glamor_compositerects.c\
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glamor_utils.c\
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glamor_utils.h\
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glamor.h
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@ -514,7 +514,6 @@ glamor_init(ScreenPtr screen, unsigned int flags)
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glamor_init_vbo(screen);
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glamor_init_pixmap_fbo(screen);
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glamor_init_solid_shader(screen);
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glamor_init_tile_shader(screen);
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#ifdef GLAMOR_TRAPEZOID_SHADER
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glamor_init_trapezoid_shader(screen);
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@ -547,7 +546,6 @@ glamor_release_screen_priv(ScreenPtr screen)
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#endif
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glamor_fini_vbo(screen);
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glamor_fini_pixmap_fbo(screen);
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glamor_fini_solid_shader(screen);
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glamor_fini_tile_shader(screen);
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#ifdef GLAMOR_TRAPEZOID_SHADER
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glamor_fini_trapezoid_shader(screen);
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@ -1,356 +0,0 @@
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/*
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* Copyright © 2008 Intel Corporation
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* Copyright © 1998 Keith Packard
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Keith Packard not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Keith Packard makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*
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* Authors:
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* Eric Anholt <eric@anholt.net>
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* Zhigang Gong <zhigang.gong@linux.intel.com>
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*/
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#include "glamor_priv.h"
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/** @file glamor_fill.c
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*
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* GC fill implementation, based loosely on fb_fill.c
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*/
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/**
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* Fills the given rectangle of a drawable with the GC's fill style.
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*/
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Bool
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glamor_fill(DrawablePtr drawable,
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GCPtr gc, int x, int y, int width, int height, Bool fallback)
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{
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PixmapPtr dst_pixmap = glamor_get_drawable_pixmap(drawable);
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int off_x, off_y;
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PixmapPtr sub_pixmap = NULL;
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glamor_access_t sub_pixmap_access;
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DrawablePtr saved_drawable = NULL;
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int saved_x = x, saved_y = y;
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glamor_get_drawable_deltas(drawable, dst_pixmap, &off_x, &off_y);
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switch (gc->fillStyle) {
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case FillSolid:
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if (!glamor_solid(dst_pixmap,
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x + off_x,
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y + off_y,
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width, height, gc->alu, gc->planemask, gc->fgPixel))
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goto fail;
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break;
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case FillStippled:
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case FillOpaqueStippled:
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if (!glamor_stipple(dst_pixmap,
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gc->stipple,
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x + off_x,
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y + off_y,
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width,
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height,
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gc->alu,
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gc->planemask,
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gc->fgPixel,
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gc->bgPixel, gc->patOrg.x, gc->patOrg.y))
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goto fail;
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break;
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case FillTiled:
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if (!glamor_tile(dst_pixmap,
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gc->tile.pixmap,
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x + off_x,
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y + off_y,
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width,
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height,
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gc->alu,
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gc->planemask,
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x - drawable->x - gc->patOrg.x,
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y - drawable->y - gc->patOrg.y))
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goto fail;
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break;
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}
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return TRUE;
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fail:
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if (!fallback) {
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if (glamor_ddx_fallback_check_pixmap(&dst_pixmap->drawable)
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&& glamor_ddx_fallback_check_gc(gc))
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return FALSE;
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}
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/* Is it possible to set the access as WO? */
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sub_pixmap_access = GLAMOR_ACCESS_RW;
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sub_pixmap = glamor_get_sub_pixmap(dst_pixmap, x + off_x,
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y + off_y, width, height,
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sub_pixmap_access);
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if (sub_pixmap != NULL) {
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if (gc->fillStyle != FillSolid) {
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gc->patOrg.x += (drawable->x - x);
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gc->patOrg.y += (drawable->y - y);
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}
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saved_drawable = drawable;
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drawable = &sub_pixmap->drawable;
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saved_x = x;
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saved_y = y;
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x = 0;
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y = 0;
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}
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if (glamor_prepare_access(drawable, GLAMOR_ACCESS_RW) &&
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glamor_prepare_access_gc(gc)) {
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fbFill(drawable, gc, x, y, width, height);
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}
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glamor_finish_access_gc(gc);
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glamor_finish_access(drawable);
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if (sub_pixmap != NULL) {
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if (gc->fillStyle != FillSolid) {
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gc->patOrg.x -= (saved_drawable->x - saved_x);
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gc->patOrg.y -= (saved_drawable->y - saved_y);
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}
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x = saved_x;
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y = saved_y;
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glamor_put_sub_pixmap(sub_pixmap, dst_pixmap,
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x + off_x, y + off_y,
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width, height, sub_pixmap_access);
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}
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return TRUE;
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}
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void
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glamor_init_solid_shader(ScreenPtr screen)
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{
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glamor_screen_private *glamor_priv;
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const char *solid_vs =
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"attribute vec4 v_position;"
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"void main()\n"
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"{\n"
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" gl_Position = v_position;\n"
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"}\n";
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const char *solid_fs =
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GLAMOR_DEFAULT_PRECISION
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"uniform vec4 color;\n"
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"void main()\n"
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"{\n"
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" gl_FragColor = color;\n"
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"}\n";
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GLint fs_prog, vs_prog;
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glamor_priv = glamor_get_screen_private(screen);
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glamor_make_current(glamor_priv);
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glamor_priv->solid_prog = glCreateProgram();
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vs_prog = glamor_compile_glsl_prog(GL_VERTEX_SHADER, solid_vs);
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fs_prog = glamor_compile_glsl_prog(GL_FRAGMENT_SHADER, solid_fs);
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glAttachShader(glamor_priv->solid_prog, vs_prog);
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glAttachShader(glamor_priv->solid_prog, fs_prog);
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glBindAttribLocation(glamor_priv->solid_prog,
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GLAMOR_VERTEX_POS, "v_position");
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glamor_link_glsl_prog(screen, glamor_priv->solid_prog, "solid");
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glamor_priv->solid_color_uniform_location =
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glGetUniformLocation(glamor_priv->solid_prog, "color");
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}
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void
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glamor_fini_solid_shader(ScreenPtr screen)
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{
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glamor_screen_private *glamor_priv;
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glamor_priv = glamor_get_screen_private(screen);
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glamor_make_current(glamor_priv);
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glDeleteProgram(glamor_priv->solid_prog);
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}
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static void
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_glamor_solid_boxes(PixmapPtr pixmap, BoxPtr box, int nbox, float *color)
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{
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ScreenPtr screen = pixmap->drawable.pScreen;
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glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
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glamor_pixmap_private *pixmap_priv = glamor_get_pixmap_private(pixmap);
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GLfloat xscale, yscale;
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float stack_vertices[32];
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float *vertices = stack_vertices;
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int valid_nbox = ARRAY_SIZE(stack_vertices) / (4 * 2);
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glamor_set_destination_pixmap_priv_nc(pixmap_priv);
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glamor_make_current(glamor_priv);
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glUseProgram(glamor_priv->solid_prog);
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glUniform4fv(glamor_priv->solid_color_uniform_location, 1, color);
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pixmap_priv_get_dest_scale(pixmap_priv, &xscale, &yscale);
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if (nbox > valid_nbox) {
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int allocated_nbox;
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float *new_vertices;
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if (nbox > GLAMOR_COMPOSITE_VBO_VERT_CNT / 6)
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allocated_nbox = GLAMOR_COMPOSITE_VBO_VERT_CNT / 6;
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else
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allocated_nbox = nbox;
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new_vertices = malloc(allocated_nbox * 4 * 2 * sizeof(float));
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if (new_vertices) {
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vertices = new_vertices;
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valid_nbox = allocated_nbox;
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}
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}
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glVertexAttribPointer(GLAMOR_VERTEX_POS, 2, GL_FLOAT,
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GL_FALSE, 2 * sizeof(float), vertices);
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glEnableVertexAttribArray(GLAMOR_VERTEX_POS);
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while (nbox) {
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int box_cnt, i;
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float *next_box;
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next_box = vertices;
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box_cnt = nbox > valid_nbox ? valid_nbox : nbox;
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for (i = 0; i < box_cnt; i++) {
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glamor_set_normalize_vcoords(pixmap_priv, xscale, yscale,
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box[i].x1, box[i].y1,
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box[i].x2, box[i].y2,
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glamor_priv->yInverted,
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next_box);
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next_box += 4 * 2;
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}
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if (box_cnt == 1)
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glDrawArrays(GL_TRIANGLE_FAN, 0, box_cnt * 4);
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else {
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if (glamor_priv->gl_flavor == GLAMOR_GL_DESKTOP) {
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glDrawRangeElements(GL_TRIANGLES, 0, box_cnt * 4, box_cnt * 6,
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GL_UNSIGNED_SHORT, NULL);
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} else {
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glDrawElements(GL_TRIANGLES, box_cnt * 6, GL_UNSIGNED_SHORT,
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NULL);
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}
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}
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nbox -= box_cnt;
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box += box_cnt;
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}
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if (vertices != stack_vertices)
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free(vertices);
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glDisableVertexAttribArray(GLAMOR_VERTEX_POS);
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glamor_priv->state = RENDER_STATE;
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glamor_priv->render_idle_cnt = 0;
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}
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/**
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* Fills the given rectangles of pixmap with an X pixel value.
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*
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* This is a helper used by other code after clipping and translation
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* of coordinates to a glamor backing pixmap.
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*/
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Bool
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glamor_solid_boxes(PixmapPtr pixmap,
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BoxPtr box, int nbox, unsigned long fg_pixel)
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{
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glamor_pixmap_private *pixmap_priv;
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GLfloat color[4];
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pixmap_priv = glamor_get_pixmap_private(pixmap);
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if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv))
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return FALSE;
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glamor_get_rgba_from_pixel(fg_pixel,
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&color[0],
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&color[1],
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&color[2], &color[3], format_for_pixmap(pixmap));
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if (pixmap_priv->type == GLAMOR_TEXTURE_LARGE) {
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RegionRec region;
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int n_region;
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glamor_pixmap_clipped_regions *clipped_regions;
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int i;
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RegionInitBoxes(®ion, box, nbox);
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clipped_regions =
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glamor_compute_clipped_regions(pixmap_priv, ®ion, &n_region, 0,
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0, 0);
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for (i = 0; i < n_region; i++) {
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BoxPtr inner_box;
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int inner_nbox;
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SET_PIXMAP_FBO_CURRENT(pixmap_priv, clipped_regions[i].block_idx);
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inner_box = RegionRects(clipped_regions[i].region);
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inner_nbox = RegionNumRects(clipped_regions[i].region);
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_glamor_solid_boxes(pixmap, inner_box, inner_nbox, color);
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RegionDestroy(clipped_regions[i].region);
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}
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free(clipped_regions);
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RegionUninit(®ion);
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}
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else
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_glamor_solid_boxes(pixmap, box, nbox, color);
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return TRUE;
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}
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/**
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* Fills a rectangle of a pixmap with an X pixel value.
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*
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* This is a helper used by other glamor code mostly for clearing of
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* buffers to 0.
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*/
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Bool
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glamor_solid(PixmapPtr pixmap, int x, int y, int width, int height,
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unsigned char alu, unsigned long planemask, unsigned long fg_pixel)
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{
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ScreenPtr screen = pixmap->drawable.pScreen;
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glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
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glamor_pixmap_private *pixmap_priv;
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BoxRec box;
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pixmap_priv = glamor_get_pixmap_private(pixmap);
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if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv))
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return FALSE;
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if (!glamor_set_planemask(pixmap, planemask)) {
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glamor_fallback("Failedto set planemask in glamor_solid.\n");
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return FALSE;
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}
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glamor_make_current(glamor_priv);
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if (!glamor_set_alu(screen, alu)) {
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if (alu == GXclear)
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fg_pixel = 0;
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else {
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glamor_fallback("unsupported alu %x\n", alu);
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return FALSE;
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}
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}
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box.x1 = x;
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box.y1 = y;
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box.x2 = x + width;
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box.y2 = y + height;
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glamor_solid_boxes(pixmap, &box, 1, fg_pixel);
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glamor_set_alu(screen, GXcopy);
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return TRUE;
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}
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@ -216,10 +216,6 @@ typedef struct glamor_screen_private {
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fbo_cache[CACHE_FORMAT_COUNT][CACHE_BUCKET_WCOUNT][CACHE_BUCKET_HCOUNT];
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unsigned long fbo_cache_watermark;
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/* glamor_solid */
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GLint solid_prog;
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GLint solid_color_uniform_location;
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/* glamor point shader */
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glamor_program point_prog;
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@ -547,7 +543,7 @@ glamor_pixmap_hcnt(glamor_pixmap_private *priv)
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for (y = 0; y < glamor_pixmap_hcnt(priv); y++) \
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for (x = 0; x < glamor_pixmap_wcnt(priv); x++)
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/*
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/*
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* Pixmap dynamic status, used by dynamic upload feature.
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*
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* GLAMOR_NONE: initial status, don't need to do anything.
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@ -672,7 +668,7 @@ int glamor_set_destination_pixmap_priv(glamor_pixmap_private *pixmap_priv);
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void glamor_set_destination_pixmap_fbo(glamor_pixmap_fbo *, int, int, int, int);
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/* nc means no check. caller must ensure this pixmap has valid fbo.
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* usually use the GLAMOR_PIXMAP_PRIV_HAS_FBO firstly.
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* usually use the GLAMOR_PIXMAP_PRIV_HAS_FBO firstly.
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* */
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void glamor_set_destination_pixmap_priv_nc(glamor_pixmap_private *pixmap_priv);
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@ -689,18 +685,6 @@ RegionPtr glamor_bitmap_to_region(PixmapPtr pixmap);
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void
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glamor_track_stipple(GCPtr gc);
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/* glamor_fill.c */
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Bool glamor_fill(DrawablePtr drawable,
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GCPtr gc, int x, int y, int width, int height, Bool fallback);
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Bool glamor_solid(PixmapPtr pixmap, int x, int y, int width, int height,
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unsigned char alu, unsigned long planemask,
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unsigned long fg_pixel);
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Bool glamor_solid_boxes(PixmapPtr pixmap,
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BoxPtr box, int nbox, unsigned long fg_pixel);
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void glamor_init_solid_shader(ScreenPtr screen);
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void glamor_fini_solid_shader(ScreenPtr screen);
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/* glamor_glyphs.c */
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Bool glamor_realize_glyph_caches(ScreenPtr screen);
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void glamor_glyphs_fini(ScreenPtr screen);
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@ -821,10 +805,10 @@ glamor_get_vbo_space(ScreenPtr screen, unsigned size, char **vbo_offset);
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void
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glamor_put_vbo_space(ScreenPtr screen);
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/**
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/**
|
||||
* Download a pixmap's texture to cpu memory. If success,
|
||||
* One copy of current pixmap's texture will be put into
|
||||
* the pixmap->devPrivate.ptr. Will use pbo to map to
|
||||
* the pixmap->devPrivate.ptr. Will use pbo to map to
|
||||
* the pointer if possible.
|
||||
* The pixmap must be a gl texture pixmap. gl_fbo must be GLAMOR_FBO_NORMAL and
|
||||
* gl_tex must be 1. Used by glamor_prepare_access.
|
||||
|
@ -837,9 +821,9 @@ void *glamor_download_sub_pixmap_to_cpu(PixmapPtr pixmap, int x, int y, int w,
|
|||
glamor_access_t access);
|
||||
|
||||
/**
|
||||
* Restore a pixmap's data which is downloaded by
|
||||
* glamor_download_pixmap_to_cpu to its original
|
||||
* gl texture. Used by glamor_finish_access.
|
||||
* Restore a pixmap's data which is downloaded by
|
||||
* glamor_download_pixmap_to_cpu to its original
|
||||
* gl texture. Used by glamor_finish_access.
|
||||
*
|
||||
* The pixmap must originally be a texture -- gl_fbo must be
|
||||
* GLAMOR_FBO_NORMAL.
|
||||
|
@ -1054,6 +1038,17 @@ void glamor_composite_rectangles(CARD8 op,
|
|||
xRenderColor *color,
|
||||
int num_rects, xRectangle *rects);
|
||||
|
||||
/* glamor_util.c */
|
||||
void
|
||||
glamor_solid(PixmapPtr pixmap, int x, int y, int width, int height,
|
||||
unsigned char alu, unsigned long planemask,
|
||||
unsigned long fg_pixel);
|
||||
|
||||
void
|
||||
glamor_solid_boxes(PixmapPtr pixmap,
|
||||
BoxPtr box, int nbox, unsigned long fg_pixel);
|
||||
|
||||
|
||||
/* glamor_xv */
|
||||
typedef struct {
|
||||
uint32_t transform_index;
|
||||
|
@ -1080,10 +1075,10 @@ void glamor_fini_xv_shader(ScreenPtr screen);
|
|||
|
||||
#include"glamor_utils.h"
|
||||
|
||||
/* Dynamic pixmap upload to texture if needed.
|
||||
/* Dynamic pixmap upload to texture if needed.
|
||||
* Sometimes, the target is a gl texture pixmap/picture,
|
||||
* but the source or mask is in cpu memory. In that case,
|
||||
* upload the source/mask to gl texture and then avoid
|
||||
* upload the source/mask to gl texture and then avoid
|
||||
* fallback the whole process to cpu. Most of the time,
|
||||
* this will increase performance obviously. */
|
||||
|
||||
|
|
|
@ -1392,12 +1392,9 @@ _glamor_generate_trapezoid_with_shader(ScreenPtr screen, PicturePtr picture,
|
|||
}
|
||||
|
||||
/* First, clear all to zero */
|
||||
if (!glamor_solid(pixmap, 0, 0, pixmap_priv->base.pixmap->drawable.width,
|
||||
pixmap_priv->base.pixmap->drawable.height,
|
||||
GXclear, 0xFFFFFFFF, 0)) {
|
||||
DEBUGF("glamor_solid failed, fallback\n");
|
||||
return FALSE;
|
||||
}
|
||||
glamor_solid(pixmap, 0, 0, pixmap_priv->base.pixmap->drawable.width,
|
||||
pixmap_priv->base.pixmap->drawable.height,
|
||||
GXclear, 0xFFFFFFFF, 0);
|
||||
|
||||
glamor_make_current(glamor_priv);
|
||||
|
||||
|
|
82
glamor/glamor_utils.c
Normal file
82
glamor/glamor_utils.c
Normal file
|
@ -0,0 +1,82 @@
|
|||
/*
|
||||
* Copyright © 2014 Keith Packard
|
||||
*
|
||||
* Permission to use, copy, modify, distribute, and sell this software and its
|
||||
* documentation for any purpose is hereby granted without fee, provided that
|
||||
* the above copyright notice appear in all copies and that both that copyright
|
||||
* notice and this permission notice appear in supporting documentation, and
|
||||
* that the name of the copyright holders not be used in advertising or
|
||||
* publicity pertaining to distribution of the software without specific,
|
||||
* written prior permission. The copyright holders make no representations
|
||||
* about the suitability of this software for any purpose. It is provided "as
|
||||
* is" without express or implied warranty.
|
||||
*
|
||||
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
||||
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
|
||||
* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
|
||||
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
|
||||
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
|
||||
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
|
||||
* OF THIS SOFTWARE.
|
||||
*/
|
||||
|
||||
#include "glamor_priv.h"
|
||||
|
||||
void
|
||||
glamor_solid_boxes(PixmapPtr pixmap,
|
||||
BoxPtr box, int nbox, unsigned long fg_pixel)
|
||||
{
|
||||
DrawablePtr drawable = &pixmap->drawable;
|
||||
GCPtr gc;
|
||||
xRectangle *rect;
|
||||
int n;
|
||||
|
||||
rect = malloc(nbox * sizeof (xRectangle));
|
||||
if (!rect)
|
||||
return;
|
||||
for (n = 0; n < nbox; n++) {
|
||||
rect[n].x = box[n].x1;
|
||||
rect[n].y = box[n].y1;
|
||||
rect[n].width = box[n].x2 - box[n].x1;
|
||||
rect[n].height = box[n].y2 - box[n].y1;
|
||||
}
|
||||
|
||||
gc = GetScratchGC(drawable->depth, drawable->pScreen);
|
||||
if (gc) {
|
||||
ChangeGCVal vals[1];
|
||||
|
||||
vals[0].val = fg_pixel;
|
||||
ChangeGC(NullClient, gc, GCForeground, vals);
|
||||
ValidateGC(drawable, gc);
|
||||
gc->ops->PolyFillRect(drawable, gc, nbox, rect);
|
||||
FreeScratchGC(gc);
|
||||
}
|
||||
free(rect);
|
||||
}
|
||||
|
||||
void
|
||||
glamor_solid(PixmapPtr pixmap, int x, int y, int width, int height,
|
||||
unsigned char alu, unsigned long planemask,
|
||||
unsigned long fg_pixel)
|
||||
{
|
||||
DrawablePtr drawable = &pixmap->drawable;
|
||||
GCPtr gc;
|
||||
ChangeGCVal vals[3];
|
||||
xRectangle rect;
|
||||
|
||||
vals[0].val = alu;
|
||||
vals[1].val = planemask;
|
||||
vals[2].val = fg_pixel;
|
||||
gc = GetScratchGC(drawable->depth, drawable->pScreen);
|
||||
if (!gc)
|
||||
return;
|
||||
ChangeGC(NullClient, gc, GCFunction|GCPlaneMask|GCForeground, vals);
|
||||
ValidateGC(drawable, gc);
|
||||
rect.x = x;
|
||||
rect.y = y;
|
||||
rect.width = width;
|
||||
rect.height = height;
|
||||
gc->ops->PolyFillRect(drawable, gc, 1, &rect);
|
||||
FreeScratchGC(gc);
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user