From 51a0e82eb29a6dfc79f93479883383fbdbf8bcc2 Mon Sep 17 00:00:00 2001 From: Dees_Troy Date: Wed, 5 Sep 2012 15:24:24 -0400 Subject: TWRP-ify AOSP code Pull in most TWRP sources Stub out partition management code Make it compile -- probably will not boot Kind of a mess but have to start somewhere --- minuitwrp/graphics.c | 716 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 716 insertions(+) create mode 100644 minuitwrp/graphics.c (limited to 'minuitwrp/graphics.c') diff --git a/minuitwrp/graphics.c b/minuitwrp/graphics.c new file mode 100644 index 000000000..939f098d1 --- /dev/null +++ b/minuitwrp/graphics.c @@ -0,0 +1,716 @@ +/* + * 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 + +#include "minui.h" + +#ifdef BOARD_USE_CUSTOM_RECOVERY_FONT +#include BOARD_USE_CUSTOM_RECOVERY_FONT +#else +#include "font_10x18.h" +#endif + +#ifdef RECOVERY_BGRA +#define PIXEL_FORMAT GGL_PIXEL_FORMAT_BGRA_8888 +#define PIXEL_SIZE 4 +#endif +#ifdef RECOVERY_RGBX +#define PIXEL_FORMAT GGL_PIXEL_FORMAT_RGBX_8888 +#define PIXEL_SIZE 4 +#endif +#ifndef PIXEL_FORMAT +#define PIXEL_FORMAT GGL_PIXEL_FORMAT_RGB_565 +#define PIXEL_SIZE 2 +#endif + +// #define PRINT_SCREENINFO 1 // Enables printing of screen info to log + +typedef struct { + GGLSurface texture; + unsigned offset[97]; + 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; + +#ifdef PRINT_SCREENINFO +static void print_fb_var_screeninfo() +{ + LOGI("vi.xres: %d\n", vi.xres); + LOGI("vi.yres: %d\n", vi.yres); + LOGI("vi.xres_virtual: %d\n", vi.xres_virtual); + LOGI("vi.yres_virtual: %d\n", vi.yres_virtual); + LOGI("vi.xoffset: %d\n", vi.xoffset); + LOGI("vi.yoffset: %d\n", vi.yoffset); + LOGI("vi.bits_per_pixel: %d\n", vi.bits_per_pixel); + LOGI("vi.grayscale: %d\n", vi.grayscale); +} +#endif + +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; + } + + fprintf(stderr, "Pixel format: %dx%d @ %dbpp\n", vi.xres, vi.yres, vi.bits_per_pixel); + + vi.bits_per_pixel = PIXEL_SIZE * 8; + if (PIXEL_FORMAT == GGL_PIXEL_FORMAT_BGRA_8888) { + fprintf(stderr, "Pixel format: BGRA_8888\n"); + if (PIXEL_SIZE != 4) fprintf(stderr, "E: Pixel Size mismatch!\n"); + 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) { + fprintf(stderr, "Pixel format: RGBX_8888\n"); + if (PIXEL_SIZE != 4) fprintf(stderr, "E: Pixel Size mismatch!\n"); + 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 if (PIXEL_FORMAT == GGL_PIXEL_FORMAT_RGB_565) { +#ifdef RECOVERY_RGB_565 + fprintf(stderr, "Pixel format: RGB_565\n"); + vi.blue.offset = 0; + vi.green.offset = 5; + vi.red.offset = 11; +#else + fprintf(stderr, "Pixel format: BGR_565\n"); + vi.blue.offset = 11; + vi.green.offset = 5; + vi.red.offset = 0; +#endif + if (PIXEL_SIZE != 2) fprintf(stderr, "E: Pixel Size mismatch!\n"); + vi.blue.length = 5; + vi.green.length = 6; + vi.red.length = 5; + vi.blue.msb_right = 0; + vi.green.msb_right = 0; + vi.red.msb_right = 0; + vi.transp.offset = 0; + vi.transp.length = 0; + } + else + { + perror("unknown pixel format"); + close(fd); + return -1; + } + + vi.vmode = FB_VMODE_NONINTERLACED; + vi.activate = FB_ACTIVATE_NOW | FB_ACTIVATE_FORCE; + + 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; + } + +#ifdef RECOVERY_GRAPHICS_USE_LINELENGTH + vi.xres_virtual = fi.line_length / PIXEL_SIZE; +#endif + + fb->version = sizeof(*fb); + fb->width = vi.xres; + fb->height = vi.yres; +#ifdef BOARD_HAS_JANKY_BACKBUFFER + LOGI("setting JANKY BACKBUFFER\n"); + fb->stride = fi.line_length/2; +#else + fb->stride = vi.xres_virtual; +#endif + fb->data = bits; + fb->format = PIXEL_FORMAT; + memset(fb->data, 0, vi.yres * fb->stride * PIXEL_SIZE); + + 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_virtual; + fb->data = (void*) (((unsigned) bits) + vi.yres * fb->stride * PIXEL_SIZE); +#endif + fb->format = PIXEL_FORMAT; + memset(fb->data, 0, vi.yres * fb->stride * PIXEL_SIZE); + +#ifdef PRINT_SCREENINFO + print_fb_var_screeninfo(); +#endif + + 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_virtual; + ms->data = malloc(vi.xres_virtual * vi.yres * PIXEL_SIZE); + ms->format = PIXEL_FORMAT; +} + +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 = 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; + +#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_virtual * vi.yres * PIXEL_SIZE); + + /* 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_measureEx(const char *s, void* font) +{ + GRFont* fnt = (GRFont*) font; + int total = 0; + unsigned pos; + unsigned off; + + if (!fnt) fnt = gr_font; + + while ((off = *s++)) + { + off -= 32; + if (off < 96) + total += (fnt->offset[off+1] - fnt->offset[off]); + } + return total; +} + +unsigned character_width(const char *s, void* pFont) +{ + GRFont *font = (GRFont*) pFont; + unsigned off; + + /* Handle default font */ + if (!font) font = gr_font; + + off = *s - 32; + if (off == 0) + return 0; + + return font->offset[off+1] - font->offset[off]; +} + +int gr_textEx(int x, int y, const char *s, void* pFont) +{ + GGLContext *gl = gr_context; + GRFont *font = (GRFont*) pFont; + unsigned off; + unsigned cwidth; + + /* Handle default font */ + if (!font) font = gr_font; + + 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; + cwidth = 0; + if (off < 96) { + cwidth = font->offset[off+1] - font->offset[off]; + gl->texCoord2i(gl, (font->offset[off]) - x, 0 - y); + gl->recti(gl, x, y, x + cwidth, y + font->cheight); + x += cwidth; + } + } + + return x; +} + +int gr_textExW(int x, int y, const char *s, void* pFont, int max_width) +{ + GGLContext *gl = gr_context; + GRFont *font = (GRFont*) pFont; + unsigned off; + unsigned cwidth; + + /* Handle default font */ + if (!font) font = gr_font; + + 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; + cwidth = 0; + if (off < 96) { + cwidth = font->offset[off+1] - font->offset[off]; + if ((x + (int)cwidth) < max_width) { + gl->texCoord2i(gl, (font->offset[off]) - x, 0 - y); + gl->recti(gl, x, y, x + cwidth, y + font->cheight); + x += cwidth; + } else { + gl->texCoord2i(gl, (font->offset[off]) - x, 0 - y); + gl->recti(gl, x, y, max_width, y + font->cheight); + x = max_width; + return x; + } + } + } + + return x; +} + +int gr_textExWH(int x, int y, const char *s, void* pFont, int max_width, int max_height) +{ + GGLContext *gl = gr_context; + GRFont *font = (GRFont*) pFont; + unsigned off; + unsigned cwidth; + int rect_x, rect_y; + + /* Handle default font */ + if (!font) font = gr_font; + + 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; + cwidth = 0; + if (off < 96) { + cwidth = font->offset[off+1] - font->offset[off]; + if ((x + (int)cwidth) < max_width) + rect_x = x + cwidth; + else + rect_x = max_width; + if (y + font->cheight < max_height) + rect_y = y + font->cheight; + else + rect_y = max_height; + + gl->texCoord2i(gl, (font->offset[off]) - x, 0 - y); + gl->recti(gl, x, y, rect_x, rect_y); + x += cwidth; + if (x > max_width) + return x; + } + } + + return x; +} + +int twgr_text(int x, int y, const char *s) +{ + GGLContext *gl = gr_context; + GRFont *font = gr_font; + unsigned off; + unsigned cwidth; + + 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) { + cwidth = font->offset[off+1] - font->offset[off]; + gl->texCoord2i(gl, (off * cwidth) - x, 0 - y); + gl->recti(gl, x, y, x + cwidth, y + font->cheight); + } + x += 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, x + w, y + 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; +} + +void* gr_loadFont(const char* fontName) +{ + int fd; + GRFont *font = 0; + GGLSurface *ftex; + unsigned char *bits, *rle; + unsigned char *in, data; + unsigned width, height; + unsigned element; + + fd = open(fontName, O_RDONLY); + if (fd == -1) + { + char tmp[128]; + + sprintf(tmp, "/res/fonts/%s.dat", fontName); + fd = open(tmp, O_RDONLY); + if (fd == -1) + return NULL; + } + + font = calloc(sizeof(*font), 1); + ftex = &font->texture; + + read(fd, &width, sizeof(unsigned)); + read(fd, &height, sizeof(unsigned)); + read(fd, font->offset, sizeof(unsigned) * 96); + font->offset[96] = width; + + bits = malloc(width * height); + memset(bits, 0, width * height); + + unsigned pos = 0; + while (pos < width * height) + { + int bit; + + read(fd, &data, 1); + for (bit = 0; bit < 8; bit++) + { + if (data & (1 << (7-bit))) bits[pos++] = 255; + else bits[pos++] = 0; + + if (pos == width * height) break; + } + } + close(fd); + + ftex->version = sizeof(*ftex); + ftex->width = width; + ftex->height = height; + ftex->stride = width; + ftex->data = (void*) bits; + ftex->format = GGL_PIXEL_FORMAT_A_8; + font->cheight = height; + font->ascent = height - 2; + return (void*) font; +} + +int gr_getFontDetails(void* font, unsigned* cheight, unsigned* maxwidth) +{ + GRFont *fnt = (GRFont*) font; + + if (!fnt) fnt = gr_font; + if (!fnt) return -1; + + if (cheight) *cheight = fnt->cheight; + if (maxwidth) + { + int pos; + *maxwidth = 0; + for (pos = 0; pos < 96; pos++) + { + unsigned int width = fnt->offset[pos+1] - fnt->offset[pos]; + if (width > *maxwidth) + { + *maxwidth = width; + } + } + } + return 0; +} + +static void gr_init_font(void) +{ + int fontRes; + GGLSurface *ftex; + unsigned char *bits, *rle; + unsigned char *in, data; + unsigned width, height; + unsigned element; + + gr_font = calloc(sizeof(*gr_font), 1); + ftex = &gr_font->texture; + + width = font.width; + height = font.height; + + bits = malloc(width * height); + rle = bits; + + in = font.rundata; + while((data = *in++)) + { + memset(rle, (data & 0x80) ? 255 : 0, data & 0x7f); + rle += (data & 0x7f); + } + for (element = 0; element < 97; element++) + { + gr_font->offset[element] = (element * font.cwidth); + } + + ftex->version = sizeof(*ftex); + ftex->width = width; + ftex->height = height; + ftex->stride = width; + ftex->data = (void*) bits; + ftex->format = GGL_PIXEL_FORMAT_A_8; + gr_font->cheight = height; + gr_font->ascent = height - 2; + return; +} + +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. + } 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) { + perror("Unable to get framebuffer.\n"); + 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(int blank) +{ + int ret; + + ret = ioctl(gr_fb_fd, FBIOBLANK, blank ? FB_BLANK_POWERDOWN : FB_BLANK_UNBLANK); + if (ret < 0) + perror("ioctl(): blank"); +} + +int gr_get_surface(gr_surface* surface) +{ + GGLSurface* ms = malloc(sizeof(GGLSurface)); + if (!ms) return -1; + + // Allocate the data + get_memory_surface(ms); + + // Now, copy the data + memcpy(ms->data, gr_mem_surface.data, vi.xres * vi.yres * vi.bits_per_pixel / 8); + + *surface = (gr_surface*) ms; + return 0; +} + +int gr_free_surface(gr_surface surface) +{ + if (!surface) + return -1; + + GGLSurface* ms = (GGLSurface*) surface; + free(ms->data); + free(ms); + return 0; +} + +void gr_write_frame_to_file(int fd) +{ + write(fd, gr_mem_surface.data, vi.xres * vi.yres * vi.bits_per_pixel / 8); +} -- cgit v1.2.3