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-rw-r--r--xorg-server/glamor/glamor_fill.c356
1 files changed, 0 insertions, 356 deletions
diff --git a/xorg-server/glamor/glamor_fill.c b/xorg-server/glamor/glamor_fill.c
deleted file mode 100644
index 073904d2a..000000000
--- a/xorg-server/glamor/glamor_fill.c
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-/*
- * Copyright © 2008 Intel Corporation
- * Copyright © 1998 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 Keith Packard not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Keith Packard makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD 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.
- *
- * Authors:
- * Eric Anholt <eric@anholt.net>
- * Zhigang Gong <zhigang.gong@linux.intel.com>
- */
-
-#include "glamor_priv.h"
-
-/** @file glamor_fill.c
- *
- * GC fill implementation, based loosely on fb_fill.c
- */
-
-/**
- * Fills the given rectangle of a drawable with the GC's fill style.
- */
-Bool
-glamor_fill(DrawablePtr drawable,
- GCPtr gc, int x, int y, int width, int height, Bool fallback)
-{
- PixmapPtr dst_pixmap = glamor_get_drawable_pixmap(drawable);
- int off_x, off_y;
- PixmapPtr sub_pixmap = NULL;
- glamor_access_t sub_pixmap_access;
- DrawablePtr saved_drawable = NULL;
- int saved_x = x, saved_y = y;
-
- glamor_get_drawable_deltas(drawable, dst_pixmap, &off_x, &off_y);
-
- switch (gc->fillStyle) {
- case FillSolid:
- if (!glamor_solid(dst_pixmap,
- x + off_x,
- y + off_y,
- width, height, gc->alu, gc->planemask, gc->fgPixel))
- goto fail;
- break;
- case FillStippled:
- case FillOpaqueStippled:
- if (!glamor_stipple(dst_pixmap,
- gc->stipple,
- x + off_x,
- y + off_y,
- width,
- height,
- gc->alu,
- gc->planemask,
- gc->fgPixel,
- gc->bgPixel, gc->patOrg.x, gc->patOrg.y))
- goto fail;
- break;
- case FillTiled:
- if (!glamor_tile(dst_pixmap,
- gc->tile.pixmap,
- x + off_x,
- y + off_y,
- width,
- height,
- gc->alu,
- gc->planemask,
- x - drawable->x - gc->patOrg.x,
- y - drawable->y - gc->patOrg.y))
- goto fail;
- break;
- }
- return TRUE;
-
- fail:
- if (!fallback) {
- if (glamor_ddx_fallback_check_pixmap(&dst_pixmap->drawable)
- && glamor_ddx_fallback_check_gc(gc))
- return FALSE;
- }
- /* Is it possible to set the access as WO? */
-
- sub_pixmap_access = GLAMOR_ACCESS_RW;
-
- sub_pixmap = glamor_get_sub_pixmap(dst_pixmap, x + off_x,
- y + off_y, width, height,
- sub_pixmap_access);
-
- if (sub_pixmap != NULL) {
- if (gc->fillStyle != FillSolid) {
- gc->patOrg.x += (drawable->x - x);
- gc->patOrg.y += (drawable->y - y);
- }
- saved_drawable = drawable;
- drawable = &sub_pixmap->drawable;
- saved_x = x;
- saved_y = y;
- x = 0;
- y = 0;
- }
- if (glamor_prepare_access(drawable, GLAMOR_ACCESS_RW) &&
- glamor_prepare_access_gc(gc)) {
- fbFill(drawable, gc, x, y, width, height);
- }
- glamor_finish_access_gc(gc);
- glamor_finish_access(drawable);
-
- if (sub_pixmap != NULL) {
- if (gc->fillStyle != FillSolid) {
- gc->patOrg.x -= (saved_drawable->x - saved_x);
- gc->patOrg.y -= (saved_drawable->y - saved_y);
- }
-
- x = saved_x;
- y = saved_y;
-
- glamor_put_sub_pixmap(sub_pixmap, dst_pixmap,
- x + off_x, y + off_y,
- width, height, sub_pixmap_access);
- }
-
- return TRUE;
-}
-
-void
-glamor_init_solid_shader(ScreenPtr screen)
-{
- glamor_screen_private *glamor_priv;
- const char *solid_vs =
- "attribute vec4 v_position;"
- "void main()\n"
- "{\n"
- " gl_Position = v_position;\n"
- "}\n";
- const char *solid_fs =
- GLAMOR_DEFAULT_PRECISION
- "uniform vec4 color;\n"
- "void main()\n"
- "{\n"
- " gl_FragColor = color;\n"
- "}\n";
- GLint fs_prog, vs_prog;
-
- glamor_priv = glamor_get_screen_private(screen);
- glamor_make_current(glamor_priv);
- glamor_priv->solid_prog = glCreateProgram();
- vs_prog = glamor_compile_glsl_prog(GL_VERTEX_SHADER, solid_vs);
- fs_prog = glamor_compile_glsl_prog(GL_FRAGMENT_SHADER, solid_fs);
- glAttachShader(glamor_priv->solid_prog, vs_prog);
- glAttachShader(glamor_priv->solid_prog, fs_prog);
-
- glBindAttribLocation(glamor_priv->solid_prog,
- GLAMOR_VERTEX_POS, "v_position");
- glamor_link_glsl_prog(screen, glamor_priv->solid_prog, "solid");
-
- glamor_priv->solid_color_uniform_location =
- glGetUniformLocation(glamor_priv->solid_prog, "color");
-}
-
-void
-glamor_fini_solid_shader(ScreenPtr screen)
-{
- glamor_screen_private *glamor_priv;
-
- glamor_priv = glamor_get_screen_private(screen);
- glamor_make_current(glamor_priv);
- glDeleteProgram(glamor_priv->solid_prog);
-}
-
-static void
-_glamor_solid_boxes(PixmapPtr pixmap, BoxPtr box, int nbox, float *color)
-{
- ScreenPtr screen = pixmap->drawable.pScreen;
- glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
- glamor_pixmap_private *pixmap_priv = glamor_get_pixmap_private(pixmap);
- GLfloat xscale, yscale;
- float stack_vertices[32];
- float *vertices = stack_vertices;
- int valid_nbox = ARRAY_SIZE(stack_vertices) / (4 * 2);
-
- glamor_set_destination_pixmap_priv_nc(pixmap_priv);
-
- glamor_make_current(glamor_priv);
- glUseProgram(glamor_priv->solid_prog);
-
- glUniform4fv(glamor_priv->solid_color_uniform_location, 1, color);
-
- pixmap_priv_get_dest_scale(pixmap_priv, &xscale, &yscale);
-
- if (nbox > valid_nbox) {
- int allocated_nbox;
- float *new_vertices;
-
- if (nbox > GLAMOR_COMPOSITE_VBO_VERT_CNT / 6)
- allocated_nbox = GLAMOR_COMPOSITE_VBO_VERT_CNT / 6;
- else
- allocated_nbox = nbox;
- new_vertices = malloc(allocated_nbox * 4 * 2 * sizeof(float));
- if (new_vertices) {
- vertices = new_vertices;
- valid_nbox = allocated_nbox;
- }
- }
-
- glVertexAttribPointer(GLAMOR_VERTEX_POS, 2, GL_FLOAT,
- GL_FALSE, 2 * sizeof(float), vertices);
- glEnableVertexAttribArray(GLAMOR_VERTEX_POS);
-
- while (nbox) {
- int box_cnt, i;
- float *next_box;
-
- next_box = vertices;
- box_cnt = nbox > valid_nbox ? valid_nbox : nbox;
- for (i = 0; i < box_cnt; i++) {
- glamor_set_normalize_vcoords(pixmap_priv, xscale, yscale,
- box[i].x1, box[i].y1,
- box[i].x2, box[i].y2,
- glamor_priv->yInverted,
- next_box);
- next_box += 4 * 2;
- }
- if (box_cnt == 1)
- glDrawArrays(GL_TRIANGLE_FAN, 0, box_cnt * 4);
- else {
- if (glamor_priv->gl_flavor == GLAMOR_GL_DESKTOP) {
- glDrawRangeElements(GL_TRIANGLES, 0, box_cnt * 4, box_cnt * 6,
- GL_UNSIGNED_SHORT, NULL);
- } else {
- glDrawElements(GL_TRIANGLES, box_cnt * 6, GL_UNSIGNED_SHORT,
- NULL);
- }
- }
- nbox -= box_cnt;
- box += box_cnt;
- }
-
- if (vertices != stack_vertices)
- free(vertices);
-
- glDisableVertexAttribArray(GLAMOR_VERTEX_POS);
- glamor_priv->state = RENDER_STATE;
- glamor_priv->render_idle_cnt = 0;
-}
-
-/**
- * Fills the given rectangles of pixmap with an X pixel value.
- *
- * This is a helper used by other code after clipping and translation
- * of coordinates to a glamor backing pixmap.
- */
-Bool
-glamor_solid_boxes(PixmapPtr pixmap,
- BoxPtr box, int nbox, unsigned long fg_pixel)
-{
- glamor_pixmap_private *pixmap_priv;
- GLfloat color[4];
-
- pixmap_priv = glamor_get_pixmap_private(pixmap);
-
- if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv))
- return FALSE;
-
- glamor_get_rgba_from_pixel(fg_pixel,
- &color[0],
- &color[1],
- &color[2], &color[3], format_for_pixmap(pixmap));
-
- if (pixmap_priv->type == GLAMOR_TEXTURE_LARGE) {
- RegionRec region;
- int n_region;
- glamor_pixmap_clipped_regions *clipped_regions;
- int i;
-
- RegionInitBoxes(&region, box, nbox);
- clipped_regions =
- glamor_compute_clipped_regions(pixmap_priv, &region, &n_region, 0,
- 0, 0);
- for (i = 0; i < n_region; i++) {
- BoxPtr inner_box;
- int inner_nbox;
-
- SET_PIXMAP_FBO_CURRENT(pixmap_priv, clipped_regions[i].block_idx);
-
- inner_box = RegionRects(clipped_regions[i].region);
- inner_nbox = RegionNumRects(clipped_regions[i].region);
- _glamor_solid_boxes(pixmap, inner_box, inner_nbox, color);
- RegionDestroy(clipped_regions[i].region);
- }
- free(clipped_regions);
- RegionUninit(&region);
- }
- else
- _glamor_solid_boxes(pixmap, box, nbox, color);
-
- return TRUE;
-}
-
-/**
- * Fills a rectangle of a pixmap with an X pixel value.
- *
- * This is a helper used by other glamor code mostly for clearing of
- * buffers to 0.
- */
-Bool
-glamor_solid(PixmapPtr pixmap, int x, int y, int width, int height,
- unsigned char alu, unsigned long planemask, unsigned long fg_pixel)
-{
- ScreenPtr screen = pixmap->drawable.pScreen;
- glamor_screen_private *glamor_priv = glamor_get_screen_private(screen);
- glamor_pixmap_private *pixmap_priv;
- BoxRec box;
-
- pixmap_priv = glamor_get_pixmap_private(pixmap);
-
- if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv))
- return FALSE;
-
- if (!glamor_set_planemask(pixmap, planemask)) {
- glamor_fallback("Failedto set planemask in glamor_solid.\n");
- return FALSE;
- }
-
- glamor_make_current(glamor_priv);
- if (!glamor_set_alu(screen, alu)) {
- if (alu == GXclear)
- fg_pixel = 0;
- else {
- glamor_fallback("unsupported alu %x\n", alu);
- return FALSE;
- }
- }
- box.x1 = x;
- box.y1 = y;
- box.x2 = x + width;
- box.y2 = y + height;
- glamor_solid_boxes(pixmap, &box, 1, fg_pixel);
-
- glamor_set_alu(screen, GXcopy);
-
- return TRUE;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-27 02:41:32 +0000