From 93d6ac2b7a5608cfdae7402c540518a32205a84f Mon Sep 17 00:00:00 2001 From: Andrew Dodd Date: Fri, 20 Apr 2012 23:09:44 -0400 Subject: recovery: Use BGRA8888, fixes banding Thanks to codeworkx for this one Change-Id: Ib087e7c9d3f16c0552069984f4248a656edadce0 --- recovery/graphics.c | 729 +++++++++++++++++++++++++++------------------------- 1 file changed, 376 insertions(+), 353 deletions(-) diff --git a/recovery/graphics.c b/recovery/graphics.c index 8699760..6d60b27 100755 --- a/recovery/graphics.c +++ b/recovery/graphics.c @@ -1,353 +1,376 @@ -/* - * Copyright (C) 2007 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include -#include - -#include -#include - -#include -#include -#include - -#include -#include - -#include - -#ifndef BOARD_LDPI_RECOVERY - #include "font_10x18.h" -#else - #include "font_7x16.h" -#endif - -#include "minui.h" - -typedef struct { - GGLSurface texture; - unsigned cwidth; - unsigned cheight; - unsigned ascent; -} GRFont; - -static GRFont *gr_font = 0; -static GGLContext *gr_context = 0; -static GGLSurface gr_font_texture; -static GGLSurface gr_framebuffer[2]; -static GGLSurface gr_mem_surface; -static unsigned gr_active_fb = 0; - -static int gr_fb_fd = -1; -static int gr_vt_fd = -1; - -static struct fb_var_screeninfo vi; - -static int get_framebuffer(GGLSurface *fb) -{ - int fd; - struct fb_fix_screeninfo fi; - void *bits; - - fd = open("/dev/graphics/fb0", O_RDWR); - if (fd < 0) { - perror("cannot open fb0"); - return -1; - } - - if (ioctl(fd, FBIOGET_FSCREENINFO, &fi) < 0) { - perror("failed to get fb0 info"); - close(fd); - return -1; - } - - if (ioctl(fd, FBIOGET_VSCREENINFO, &vi) < 0) { - perror("failed to get fb0 info"); - close(fd); - return -1; - } - - bits = mmap(0, fi.smem_len, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); - if (bits == MAP_FAILED) { - perror("failed to mmap framebuffer"); - close(fd); - return -1; - } - - fb->version = sizeof(*fb); - fb->width = vi.xres; - fb->height = vi.yres; -#ifdef BOARD_HAS_JANKY_BACKBUFFER - fb->stride = fi.line_length/2; -#else - fb->stride = vi.xres; -#endif - fb->data = bits; - fb->format = GGL_PIXEL_FORMAT_RGB_565; - memset(fb->data, 0, vi.yres * vi.xres * 2); - - fb++; - - fb->version = sizeof(*fb); - fb->width = vi.xres; - fb->height = vi.yres; -#ifdef BOARD_HAS_JANKY_BACKBUFFER - fb->stride = fi.line_length/2; - fb->data = (void*) (((unsigned) bits) + vi.yres * fi.line_length); -#else - fb->stride = vi.xres; - fb->data = (void*) (((unsigned) bits) + vi.yres * vi.xres * 2); -#endif - fb->format = GGL_PIXEL_FORMAT_RGB_565; - memset(fb->data, 0, vi.yres * vi.xres * 2); - - return fd; -} - -static void get_memory_surface(GGLSurface* ms) { - ms->version = sizeof(*ms); - ms->width = vi.xres; - ms->height = vi.yres; - ms->stride = vi.xres; - ms->data = malloc(vi.xres * vi.yres * 2); - ms->format = GGL_PIXEL_FORMAT_RGB_565; -} - -static void set_active_framebuffer(unsigned n) -{ - if (n > 1) return; - vi.yres_virtual = vi.yres * 2; - vi.yoffset = n * vi.yres; - vi.bits_per_pixel = 16; - if (ioctl(gr_fb_fd, FBIOPUT_VSCREENINFO, &vi) < 0) { - perror("active fb swap failed"); - } -} - -void gr_flip(void) -{ - GGLContext *gl = gr_context; - - /* swap front and back buffers */ - gr_active_fb = (gr_active_fb + 1) & 1; - -#ifdef BOARD_HAS_FLIPPED_SCREEN - /* flip buffer 180 degrees for devices with physicaly inverted screens */ - unsigned int i; - for (i = 1; i < (vi.xres * vi.yres); i++) { - unsigned short tmp = gr_mem_surface.data[i]; - gr_mem_surface.data[i] = gr_mem_surface.data[(vi.xres * vi.yres * 2) - i]; - gr_mem_surface.data[(vi.xres * vi.yres * 2) - i] = tmp; - } -#endif - - /* copy data from the in-memory surface to the buffer we're about - * to make active. */ - memcpy(gr_framebuffer[gr_active_fb].data, gr_mem_surface.data, - vi.xres * vi.yres * 2); - - /* inform the display driver */ - set_active_framebuffer(gr_active_fb); -} - -void gr_color(unsigned char r, unsigned char g, unsigned char b, unsigned char a) -{ - GGLContext *gl = gr_context; - GGLint color[4]; - color[0] = ((r << 8) | r) + 1; - color[1] = ((g << 8) | g) + 1; - color[2] = ((b << 8) | b) + 1; - color[3] = ((a << 8) | a) + 1; - gl->color4xv(gl, color); -} - -int gr_measure(const char *s) -{ - return gr_font->cwidth * strlen(s); -} - -void gr_font_size(int *x, int *y) -{ - *x = gr_font->cwidth; - *y = gr_font->cheight; -} - -int gr_text(int x, int y, const char *s) -{ - GGLContext *gl = gr_context; - GRFont *font = gr_font; - unsigned off; - - y -= font->ascent; - - gl->bindTexture(gl, &font->texture); - gl->texEnvi(gl, GGL_TEXTURE_ENV, GGL_TEXTURE_ENV_MODE, GGL_REPLACE); - gl->texGeni(gl, GGL_S, GGL_TEXTURE_GEN_MODE, GGL_ONE_TO_ONE); - gl->texGeni(gl, GGL_T, GGL_TEXTURE_GEN_MODE, GGL_ONE_TO_ONE); - gl->enable(gl, GGL_TEXTURE_2D); - - while((off = *s++)) { - off -= 32; - if (off < 96) { - gl->texCoord2i(gl, (off * font->cwidth) - x, 0 - y); - gl->recti(gl, x, y, x + font->cwidth, y + font->cheight); - } - x += font->cwidth; - } - - return x; -} - -void gr_fill(int x, int y, int w, int h) -{ - GGLContext *gl = gr_context; - gl->disable(gl, GGL_TEXTURE_2D); - gl->recti(gl, x, y, w, h); -} - -void gr_blit(gr_surface source, int sx, int sy, int w, int h, int dx, int dy) { - if (gr_context == NULL) { - return; - } - GGLContext *gl = gr_context; - - gl->bindTexture(gl, (GGLSurface*) source); - gl->texEnvi(gl, GGL_TEXTURE_ENV, GGL_TEXTURE_ENV_MODE, GGL_REPLACE); - gl->texGeni(gl, GGL_S, GGL_TEXTURE_GEN_MODE, GGL_ONE_TO_ONE); - gl->texGeni(gl, GGL_T, GGL_TEXTURE_GEN_MODE, GGL_ONE_TO_ONE); - gl->enable(gl, GGL_TEXTURE_2D); - gl->texCoord2i(gl, sx - dx, sy - dy); - gl->recti(gl, dx, dy, dx + w, dy + h); -} - -unsigned int gr_get_width(gr_surface surface) { - if (surface == NULL) { - return 0; - } - return ((GGLSurface*) surface)->width; -} - -unsigned int gr_get_height(gr_surface surface) { - if (surface == NULL) { - return 0; - } - return ((GGLSurface*) surface)->height; -} - -static void gr_init_font(void) -{ - GGLSurface *ftex; - unsigned char *bits, *rle; - unsigned char *in, data; - - gr_font = calloc(sizeof(*gr_font), 1); - ftex = &gr_font->texture; - - bits = malloc(font.width * font.height); - - ftex->version = sizeof(*ftex); - ftex->width = font.width; - ftex->height = font.height; - ftex->stride = font.width; - ftex->data = (void*) bits; - ftex->format = GGL_PIXEL_FORMAT_A_8; - - in = font.rundata; - while((data = *in++)) { - memset(bits, (data & 0x80) ? 255 : 0, data & 0x7f); - bits += (data & 0x7f); - } - - gr_font->cwidth = font.cwidth; - gr_font->cheight = font.cheight; - gr_font->ascent = font.cheight - 2; -} - -int gr_init(void) -{ - gglInit(&gr_context); - GGLContext *gl = gr_context; - - gr_init_font(); - gr_vt_fd = open("/dev/tty0", O_RDWR | O_SYNC); - if (gr_vt_fd < 0) { - // This is non-fatal; post-Cupcake kernels don't have tty0. - perror("can't open /dev/tty0"); - } else if (ioctl(gr_vt_fd, KDSETMODE, (void*) KD_GRAPHICS)) { - // However, if we do open tty0, we expect the ioctl to work. - perror("failed KDSETMODE to KD_GRAPHICS on tty0"); - gr_exit(); - return -1; - } - - gr_fb_fd = get_framebuffer(gr_framebuffer); - if (gr_fb_fd < 0) { - gr_exit(); - return -1; - } - - get_memory_surface(&gr_mem_surface); - - fprintf(stderr, "framebuffer: fd %d (%d x %d)\n", - gr_fb_fd, gr_framebuffer[0].width, gr_framebuffer[0].height); - - /* start with 0 as front (displayed) and 1 as back (drawing) */ - gr_active_fb = 0; - set_active_framebuffer(0); - gl->colorBuffer(gl, &gr_mem_surface); - - gl->activeTexture(gl, 0); - gl->enable(gl, GGL_BLEND); - gl->blendFunc(gl, GGL_SRC_ALPHA, GGL_ONE_MINUS_SRC_ALPHA); - - return 0; -} - -void gr_exit(void) -{ - close(gr_fb_fd); - gr_fb_fd = -1; - - free(gr_mem_surface.data); - - ioctl(gr_vt_fd, KDSETMODE, (void*) KD_TEXT); - close(gr_vt_fd); - gr_vt_fd = -1; -} - -int gr_fb_width(void) -{ - return gr_framebuffer[0].width; -} - -int gr_fb_height(void) -{ - return gr_framebuffer[0].height; -} - -gr_pixel *gr_fb_data(void) -{ - return (unsigned short *) gr_mem_surface.data; -} - -void gr_fb_blank(bool blank) -{ - int ret; - - ret = ioctl(gr_fb_fd, FBIOBLANK, blank ? FB_BLANK_POWERDOWN : FB_BLANK_UNBLANK); - if (ret < 0) - perror("ioctl(): blank"); -} \ No newline at end of file +/* + * Copyright (C) 2007 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include +#include +#include + +#include +#include + +#include +#include +#include + +#include +#include + +#include + +#ifdef BOARD_USE_CUSTOM_RECOVERY_FONT +#include BOARD_USE_CUSTOM_RECOVERY_FONT +#else +#include "font_10x18.h" +#endif + +#include "minui.h" + +#define PIXEL_FORMAT GGL_PIXEL_FORMAT_BGRA_8888 +#define PIXEL_SIZE 4 + +typedef struct { + GGLSurface texture; + unsigned cwidth; + unsigned cheight; + unsigned ascent; +} GRFont; + +static GRFont *gr_font = 0; +static GGLContext *gr_context = 0; +static GGLSurface gr_font_texture; +static GGLSurface gr_framebuffer[2]; +static GGLSurface gr_mem_surface; +static unsigned gr_active_fb = 0; + +static int gr_fb_fd = -1; +static int gr_vt_fd = -1; + +static struct fb_var_screeninfo vi; +static struct fb_fix_screeninfo fi; + +static int get_framebuffer(GGLSurface *fb) +{ + int fd; + void *bits; + + fd = open("/dev/graphics/fb0", O_RDWR); + if (fd < 0) { + perror("cannot open fb0"); + return -1; + } + + if (ioctl(fd, FBIOGET_VSCREENINFO, &vi) < 0) { + perror("failed to get fb0 info"); + close(fd); + return -1; + } + + vi.bits_per_pixel = PIXEL_SIZE * 8; + if (PIXEL_FORMAT == GGL_PIXEL_FORMAT_BGRA_8888) { + vi.red.offset = 8; + vi.red.length = 8; + vi.green.offset = 16; + vi.green.length = 8; + vi.blue.offset = 24; + vi.blue.length = 8; + vi.transp.offset = 0; + vi.transp.length = 8; + } else if (PIXEL_FORMAT == GGL_PIXEL_FORMAT_RGBX_8888) { + vi.red.offset = 24; + vi.red.length = 8; + vi.green.offset = 16; + vi.green.length = 8; + vi.blue.offset = 8; + vi.blue.length = 8; + vi.transp.offset = 0; + vi.transp.length = 8; + } else { /* RGB565*/ + vi.red.offset = 11; + vi.red.length = 5; + vi.green.offset = 5; + vi.green.length = 6; + vi.blue.offset = 0; + vi.blue.length = 5; + vi.transp.offset = 0; + vi.transp.length = 0; + } + if (ioctl(fd, FBIOPUT_VSCREENINFO, &vi) < 0) { + perror("failed to put fb0 info"); + close(fd); + return -1; + } + + if (ioctl(fd, FBIOGET_FSCREENINFO, &fi) < 0) { + perror("failed to get fb0 info"); + close(fd); + return -1; + } + + bits = mmap(0, fi.smem_len, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); + if (bits == MAP_FAILED) { + perror("failed to mmap framebuffer"); + close(fd); + return -1; + } + + fb->version = sizeof(*fb); + fb->width = vi.xres; + fb->height = vi.yres; + fb->stride = fi.line_length/PIXEL_SIZE; + fb->data = bits; + fb->format = PIXEL_FORMAT; + memset(fb->data, 0, vi.yres * fi.line_length); + + fb++; + + fb->version = sizeof(*fb); + fb->width = vi.xres; + fb->height = vi.yres; + fb->stride = fi.line_length/PIXEL_SIZE; + fb->data = (void*) (((unsigned) bits) + vi.yres * fi.line_length); + fb->format = PIXEL_FORMAT; + memset(fb->data, 0, vi.yres * fi.line_length); + + return fd; +} + +static void get_memory_surface(GGLSurface* ms) { + ms->version = sizeof(*ms); + ms->width = vi.xres; + ms->height = vi.yres; + ms->stride = fi.line_length/PIXEL_SIZE; + ms->data = malloc(fi.line_length * vi.yres); + ms->format = PIXEL_FORMAT; +} + +static void set_active_framebuffer(unsigned n) +{ + if (n > 1) return; + vi.yres_virtual = vi.yres * PIXEL_SIZE; + vi.yoffset = n * vi.yres; + vi.bits_per_pixel = PIXEL_SIZE * 8; + if (ioctl(gr_fb_fd, FBIOPUT_VSCREENINFO, &vi) < 0) { + perror("active fb swap failed"); + } +} + +void gr_flip(void) +{ + GGLContext *gl = gr_context; + + /* swap front and back buffers */ + gr_active_fb = (gr_active_fb + 1) & 1; + + /* copy data from the in-memory surface to the buffer we're about + * to make active. */ + memcpy(gr_framebuffer[gr_active_fb].data, gr_mem_surface.data, + fi.line_length * vi.yres); + + /* inform the display driver */ + set_active_framebuffer(gr_active_fb); +} + +void gr_color(unsigned char r, unsigned char g, unsigned char b, unsigned char a) +{ + GGLContext *gl = gr_context; + GGLint color[4]; + color[0] = ((r << 8) | r) + 1; + color[1] = ((g << 8) | g) + 1; + color[2] = ((b << 8) | b) + 1; + color[3] = ((a << 8) | a) + 1; + gl->color4xv(gl, color); +} + +int gr_measure(const char *s) +{ + return gr_font->cwidth * strlen(s); +} + +void gr_font_size(int *x, int *y) +{ + *x = gr_font->cwidth; + *y = gr_font->cheight; +} + +int gr_text(int x, int y, const char *s) +{ + GGLContext *gl = gr_context; + GRFont *font = gr_font; + unsigned off; + + y -= font->ascent; + + gl->bindTexture(gl, &font->texture); + gl->texEnvi(gl, GGL_TEXTURE_ENV, GGL_TEXTURE_ENV_MODE, GGL_REPLACE); + gl->texGeni(gl, GGL_S, GGL_TEXTURE_GEN_MODE, GGL_ONE_TO_ONE); + gl->texGeni(gl, GGL_T, GGL_TEXTURE_GEN_MODE, GGL_ONE_TO_ONE); + gl->enable(gl, GGL_TEXTURE_2D); + + while((off = *s++)) { + off -= 32; + if (off < 96) { + gl->texCoord2i(gl, (off * font->cwidth) - x, 0 - y); + gl->recti(gl, x, y, x + font->cwidth, y + font->cheight); + } + x += font->cwidth; + } + + return x; +} + +void gr_fill(int x, int y, int w, int h) +{ + GGLContext *gl = gr_context; + gl->disable(gl, GGL_TEXTURE_2D); + gl->recti(gl, x, y, w, h); +} + +void gr_blit(gr_surface source, int sx, int sy, int w, int h, int dx, int dy) { + if (gr_context == NULL) { + return; + } + GGLContext *gl = gr_context; + + gl->bindTexture(gl, (GGLSurface*) source); + gl->texEnvi(gl, GGL_TEXTURE_ENV, GGL_TEXTURE_ENV_MODE, GGL_REPLACE); + gl->texGeni(gl, GGL_S, GGL_TEXTURE_GEN_MODE, GGL_ONE_TO_ONE); + gl->texGeni(gl, GGL_T, GGL_TEXTURE_GEN_MODE, GGL_ONE_TO_ONE); + gl->enable(gl, GGL_TEXTURE_2D); + gl->texCoord2i(gl, sx - dx, sy - dy); + gl->recti(gl, dx, dy, dx + w, dy + h); +} + +unsigned int gr_get_width(gr_surface surface) { + if (surface == NULL) { + return 0; + } + return ((GGLSurface*) surface)->width; +} + +unsigned int gr_get_height(gr_surface surface) { + if (surface == NULL) { + return 0; + } + return ((GGLSurface*) surface)->height; +} + +static void gr_init_font(void) +{ + GGLSurface *ftex; + unsigned char *bits, *rle; + unsigned char *in, data; + + gr_font = calloc(sizeof(*gr_font), 1); + ftex = &gr_font->texture; + + bits = malloc(font.width * font.height); + + ftex->version = sizeof(*ftex); + ftex->width = font.width; + ftex->height = font.height; + ftex->stride = font.width; + ftex->data = (void*) bits; + ftex->format = GGL_PIXEL_FORMAT_A_8; + + in = font.rundata; + while((data = *in++)) { + memset(bits, (data & 0x80) ? 255 : 0, data & 0x7f); + bits += (data & 0x7f); + } + + gr_font->cwidth = font.cwidth; + gr_font->cheight = font.cheight; + gr_font->ascent = font.cheight - 2; +} + +int gr_init(void) +{ + gglInit(&gr_context); + GGLContext *gl = gr_context; + + gr_init_font(); + gr_vt_fd = open("/dev/tty0", O_RDWR | O_SYNC); + if (gr_vt_fd < 0) { + // This is non-fatal; post-Cupcake kernels don't have tty0. + perror("can't open /dev/tty0"); + } else if (ioctl(gr_vt_fd, KDSETMODE, (void*) KD_GRAPHICS)) { + // However, if we do open tty0, we expect the ioctl to work. + perror("failed KDSETMODE to KD_GRAPHICS on tty0"); + gr_exit(); + return -1; + } + + gr_fb_fd = get_framebuffer(gr_framebuffer); + if (gr_fb_fd < 0) { + gr_exit(); + return -1; + } + + get_memory_surface(&gr_mem_surface); + + fprintf(stderr, "framebuffer: fd %d (%d x %d)\n", + gr_fb_fd, gr_framebuffer[0].width, gr_framebuffer[0].height); + + /* start with 0 as front (displayed) and 1 as back (drawing) */ + gr_active_fb = 0; + set_active_framebuffer(0); + gl->colorBuffer(gl, &gr_mem_surface); + + gl->activeTexture(gl, 0); + gl->enable(gl, GGL_BLEND); + gl->blendFunc(gl, GGL_SRC_ALPHA, GGL_ONE_MINUS_SRC_ALPHA); + + gr_fb_blank(true); + gr_fb_blank(false); + + return 0; +} + +void gr_exit(void) +{ + close(gr_fb_fd); + gr_fb_fd = -1; + + free(gr_mem_surface.data); + + ioctl(gr_vt_fd, KDSETMODE, (void*) KD_TEXT); + close(gr_vt_fd); + gr_vt_fd = -1; +} + +int gr_fb_width(void) +{ + return gr_framebuffer[0].width; +} + +int gr_fb_height(void) +{ + return gr_framebuffer[0].height; +} + +gr_pixel *gr_fb_data(void) +{ + return (unsigned short *) gr_mem_surface.data; +} + +void gr_fb_blank(bool blank) +{ + int ret; + + ret = ioctl(gr_fb_fd, FBIOBLANK, blank ? FB_BLANK_POWERDOWN : FB_BLANK_UNBLANK); + if (ret < 0) + perror("ioctl(): blank"); +} -- cgit v1.1