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-rw-r--r--minui/graphics.cpp299
1 files changed, 264 insertions, 35 deletions
diff --git a/minui/graphics.cpp b/minui/graphics.cpp
index 3bfce11d8..bb96af141 100644
--- a/minui/graphics.cpp
+++ b/minui/graphics.cpp
@@ -22,10 +22,16 @@
#include <memory>
+#ifdef BOARD_USE_CUSTOM_RECOVERY_FONT
+#include BOARD_USE_CUSTOM_RECOVERY_FONT
+#else
#include "font_10x18.h"
+#endif
+
#include "graphics_adf.h"
#include "graphics_drm.h"
#include "graphics_fbdev.h"
+#include "graphics_overlay.h"
#include "minui/minui.h"
static GRFont* gr_font = NULL;
@@ -39,6 +45,10 @@ static unsigned char gr_current_r = 255;
static unsigned char gr_current_g = 255;
static unsigned char gr_current_b = 255;
static unsigned char gr_current_a = 255;
+static unsigned char rgb_555[2];
+static unsigned char gr_current_r5 = 31;
+static unsigned char gr_current_g5 = 63;
+static unsigned char gr_current_b5 = 31;
static GRSurface* gr_draw = NULL;
@@ -47,6 +57,18 @@ static bool outside(int x, int y)
return x < 0 || x >= gr_draw->width || y < 0 || y >= gr_draw->height;
}
+#ifdef TW_NO_MINUI_CUSTOM_FONTS
+int gr_measure(const char *s)
+{
+ return gr_font->char_width * strlen(s);
+}
+
+void gr_font_size(int *x, int *y)
+{
+ *x = gr_font->char_width;
+ *y = gr_font->char_height;
+}
+#else // TW_USE_MINUI_CUSTOM_FONTS
const GRFont* gr_sys_font()
{
return gr_font;
@@ -62,6 +84,31 @@ void gr_font_size(const GRFont* font, int *x, int *y)
*x = font->char_width;
*y = font->char_height;
}
+#endif // TW_NO_MINUI_CUSTOM_FONTS
+
+void blend_16bpp(unsigned char* px, unsigned r5, unsigned g5, unsigned b5, unsigned char a)
+{
+ unsigned char orig[2];
+ orig[0] = px[0];
+ orig[1] = px[1];
+
+ /* This code is a little easier to read
+ unsigned oldred = (orig[1] >> 3);
+ unsigned oldgreen = (((orig[0] >> 5) << 3) + (orig[1] & 0x7));
+ unsigned oldblue = (orig[0] & 0x1F);
+
+ unsigned newred = (oldred * (255-a) + r5 * a) / 255;
+ unsigned newgreen = (oldgreen * (255-a) + g5 * a) / 255;
+ unsigned newblue = (oldblue * (255-a) + b5 * a) / 255;
+ */
+
+ unsigned newred = ((orig[1] >> 3) * (255-a) + r5 * a) / 255;
+ unsigned newgreen = ((((orig[0] >> 5) << 3) + (orig[1] & 0x7)) * (255-a) + g5 * a) / 255;
+ unsigned newblue = ((orig[0] & 0x1F) * (255-a) + b5 * a) / 255;
+
+ *px++ = (newgreen << 5) + (newblue);
+ *px++ = (newred << 3) + (newgreen >> 3);
+}
static void text_blend(unsigned char* src_p, int src_row_bytes,
unsigned char* dst_p, int dst_row_bytes,
@@ -74,20 +121,30 @@ static void text_blend(unsigned char* src_p, int src_row_bytes,
unsigned char a = *sx++;
if (gr_current_a < 255) a = ((int)a * gr_current_a) / 255;
if (a == 255) {
- *px++ = gr_current_r;
- *px++ = gr_current_g;
- *px++ = gr_current_b;
- px++;
+ if (gr_draw->pixel_bytes == 2) {
+ *px++ = rgb_555[0];
+ *px++ = rgb_555[1];
+ } else {
+ *px++ = gr_current_r;
+ *px++ = gr_current_g;
+ *px++ = gr_current_b;
+ px++;
+ }
} else if (a > 0) {
- *px = (*px * (255-a) + gr_current_r * a) / 255;
- ++px;
- *px = (*px * (255-a) + gr_current_g * a) / 255;
- ++px;
- *px = (*px * (255-a) + gr_current_b * a) / 255;
- ++px;
- ++px;
+ if (gr_draw->pixel_bytes == 2) {
+ blend_16bpp(px, gr_current_r5, gr_current_g5, gr_current_b5, a);
+ px += gr_draw->pixel_bytes;
+ } else {
+ *px = (*px * (255-a) + gr_current_r * a) / 255;
+ ++px;
+ *px = (*px * (255-a) + gr_current_g * a) / 255;
+ ++px;
+ *px = (*px * (255-a) + gr_current_b * a) / 255;
+ ++px;
+ ++px;
+ }
} else {
- px += 4;
+ px += gr_draw->pixel_bytes;
}
}
src_p += src_row_bytes;
@@ -95,6 +152,38 @@ static void text_blend(unsigned char* src_p, int src_row_bytes,
}
}
+#ifdef TW_NO_MINUI_CUSTOM_FONTS
+void gr_text(int x, int y, const char *s, bool bold)
+{
+ GRFont* font = gr_font;
+
+ if (!font->texture || gr_current_a == 0) return;
+
+ bold = bold && (font->texture->height != font->char_height);
+
+ x += overscan_offset_x;
+ y += overscan_offset_y;
+
+ unsigned char ch;
+ while ((ch = *s++)) {
+ if (outside(x, y) || outside(x+font->char_width-1, y+font->char_height-1)) break;
+
+ if (ch < ' ' || ch > '~') {
+ ch = '?';
+ }
+
+ unsigned char* src_p = font->texture->data + ((ch - ' ') * font->char_width) +
+ (bold ? font->char_height * font->texture->row_bytes : 0);
+ unsigned char* dst_p = gr_draw->data + y*gr_draw->row_bytes + x*gr_draw->pixel_bytes;
+
+ text_blend(src_p, font->texture->row_bytes,
+ dst_p, gr_draw->row_bytes,
+ font->char_width, font->char_height);
+
+ x += font->char_width;
+ }
+}
+#else //TW_NO_MINUI_CUSTOM_FONTS
void gr_text(const GRFont* font, int x, int y, const char *s, bool bold)
{
if (!font->texture || gr_current_a == 0) return;
@@ -123,6 +212,7 @@ void gr_text(const GRFont* font, int x, int y, const char *s, bool bold)
x += font->char_width;
}
}
+#endif //TW_NO_MINUI_CUSTOM_FONTS
void gr_texticon(int x, int y, GRSurface* icon) {
if (icon == NULL) return;
@@ -145,6 +235,16 @@ void gr_texticon(int x, int y, GRSurface* icon) {
icon->width, icon->height);
}
+void gr_convert_rgb_555()
+{
+ gr_current_r5 = (((gr_current_r & 0xFF) * 0x1F) + 0x7F) / 0xFF;
+ gr_current_g5 = (((gr_current_g & 0xFF) * 0x3F) + 0x7F) / 0xFF;
+ gr_current_b5 = (((gr_current_b & 0xFF) * 0x1F) + 0x7F) / 0xFF;
+
+ rgb_555[0] = (gr_current_g5 << 5) + (gr_current_b5);
+ rgb_555[1] = (gr_current_r5 << 3) + (gr_current_g5 >> 3);
+}
+
void gr_color(unsigned char r, unsigned char g, unsigned char b, unsigned char a)
{
#if defined(RECOVERY_ABGR) || defined(RECOVERY_BGRA)
@@ -158,10 +258,19 @@ void gr_color(unsigned char r, unsigned char g, unsigned char b, unsigned char a
gr_current_b = b;
gr_current_a = a;
#endif
+ if (gr_draw->pixel_bytes == 2) {
+ gr_convert_rgb_555();
+ }
}
void gr_clear()
{
+ if (gr_draw->pixel_bytes == 2) {
+ gr_fill(0, 0, gr_fb_width(), gr_fb_height());
+ return;
+ }
+
+ // This code only works on 32bpp devices
if (gr_current_r == gr_current_g && gr_current_r == gr_current_b) {
memset(gr_draw->data, gr_current_r, gr_draw->height * gr_draw->row_bytes);
} else {
@@ -194,10 +303,15 @@ void gr_fill(int x1, int y1, int x2, int y2)
for (y = y1; y < y2; ++y) {
unsigned char* px = p;
for (x = x1; x < x2; ++x) {
- *px++ = gr_current_r;
- *px++ = gr_current_g;
- *px++ = gr_current_b;
- px++;
+ if (gr_draw->pixel_bytes == 2) {
+ *px++ = rgb_555[0];
+ *px++ = rgb_555[1];
+ } else {
+ *px++ = gr_current_r;
+ *px++ = gr_current_g;
+ *px++ = gr_current_b;
+ px++;
+ }
}
p += gr_draw->row_bytes;
}
@@ -206,25 +320,74 @@ void gr_fill(int x1, int y1, int x2, int y2)
for (y = y1; y < y2; ++y) {
unsigned char* px = p;
for (x = x1; x < x2; ++x) {
- *px = (*px * (255-gr_current_a) + gr_current_r * gr_current_a) / 255;
- ++px;
- *px = (*px * (255-gr_current_a) + gr_current_g * gr_current_a) / 255;
- ++px;
- *px = (*px * (255-gr_current_a) + gr_current_b * gr_current_a) / 255;
- ++px;
- ++px;
+ if (gr_draw->pixel_bytes == 2) {
+ blend_16bpp(px, gr_current_r5, gr_current_g5, gr_current_b5, gr_current_a);
+ px += gr_draw->row_bytes;
+ } else {
+ *px = (*px * (255-gr_current_a) + gr_current_r * gr_current_a) / 255;
+ ++px;
+ *px = (*px * (255-gr_current_a) + gr_current_g * gr_current_a) / 255;
+ ++px;
+ *px = (*px * (255-gr_current_a) + gr_current_b * gr_current_a) / 255;
+ ++px;
+ ++px;
+ }
}
p += gr_draw->row_bytes;
}
}
}
+void gr_blit_32to16(GRSurface* source, int sx, int sy, int w, int h, int dx, int dy) {
+ dx += overscan_offset_x;
+ dy += overscan_offset_y;
+
+ if (outside(dx, dy) || outside(dx+w-1, dy+h-1)) return;
+
+ unsigned char* src_p = source->data + sy*source->row_bytes + sx*source->pixel_bytes;
+ unsigned char* dst_p = gr_draw->data + dy*gr_draw->row_bytes + dx*gr_draw->pixel_bytes;
+
+ int i, j;
+ for (i = 0; i < h; ++i) {
+ unsigned char* spx = src_p;
+ unsigned char* dpx = dst_p;
+
+ for (j = 0; j < w; ++j) {
+ unsigned a = spx[3];
+
+ if (a == 0) {
+ spx += source->pixel_bytes;
+ dpx += gr_draw->pixel_bytes;
+ } else {
+ unsigned r5 = (((*spx++ & 0xFF) * 0x1F) + 0x7F) / 0xFF;
+ unsigned g5 = (((*spx++ & 0xFF) * 0x3F) + 0x7F) / 0xFF;
+ unsigned b5 = (((*spx++ & 0xFF) * 0x1F) + 0x7F) / 0xFF;
+ spx++;
+ if (a == 255) {
+ *dpx++ = (g5 << 5) + (b5);
+ *dpx++ = (r5 << 3) + (g5 >> 3);
+ } else {
+ blend_16bpp(dpx, r5, g5, b5, a);
+ spx += source->pixel_bytes;
+ }
+ }
+ }
+ src_p += source->row_bytes;
+ dst_p += gr_draw->row_bytes;
+ }
+}
+
void gr_blit(GRSurface* source, int sx, int sy, int w, int h, int dx, int dy) {
if (source == NULL) return;
if (gr_draw->pixel_bytes != source->pixel_bytes) {
- printf("gr_blit: source has wrong format\n");
- return;
+ if (gr_draw->pixel_bytes == 2 && source->pixel_bytes == 4) {
+ gr_blit_32to16(source, sx, sy, w, h, dx, dy);
+ return;
+ } else {
+ printf("gr_blit: source has wrong format\n");
+ return;
+ }
}
dx += overscan_offset_x;
@@ -257,6 +420,49 @@ unsigned int gr_get_height(GRSurface* surface) {
return surface->height;
}
+#ifdef TW_NO_MINUI_CUSTOM_FONTS
+static void gr_init_font(void)
+{
+ gr_font = reinterpret_cast<GRFont*>(calloc(sizeof(*gr_font), 1));
+
+ int res = res_create_alpha_surface("font", &(gr_font->texture));
+ if (res == 0) {
+ // The font image should be a 96x2 array of character images. The
+ // columns are the printable ASCII characters 0x20 - 0x7f. The
+ // top row is regular text; the bottom row is bold.
+ gr_font->char_width = gr_font->texture->width / 96;
+ gr_font->char_height = gr_font->texture->height / 2;
+ } else {
+ printf("failed to read font: res=%d\n", res);
+
+ // fall back to the compiled-in font.
+ gr_font->texture = reinterpret_cast<GRSurface*>(malloc(sizeof(*gr_font->texture)));
+ gr_font->texture->width = font.width;
+ gr_font->texture->height = font.height;
+ gr_font->texture->row_bytes = font.width;
+ gr_font->texture->pixel_bytes = 1;
+
+ unsigned char* bits = reinterpret_cast<unsigned char*>(malloc(font.width * font.height));
+ gr_font->texture->data = reinterpret_cast<unsigned char*>(bits);
+
+ unsigned char data;
+ unsigned char* in = font.rundata;
+ while((data = *in++)) {
+ memset(bits, (data & 0x80) ? 255 : 0, data & 0x7f);
+ bits += (data & 0x7f);
+ }
+
+ gr_font->char_width = font.char_width;
+ gr_font->char_height = font.char_height;
+ }
+}
+
+void gr_set_font(__attribute__ ((unused))const char* name) {
+ //this cm function is made to change font. Don't care, just init the font:
+ gr_init_font();
+ return;
+}
+#else // TW_NO_MINUI_CUSTOM_FONTS
int gr_init_font(const char* name, GRFont** dest) {
GRFont* font = static_cast<GRFont*>(calloc(1, sizeof(*gr_font)));
if (font == nullptr) {
@@ -311,26 +517,49 @@ static void gr_init_font(void)
gr_font->char_width = font.char_width;
gr_font->char_height = font.char_height;
}
+#endif // TW_NO_MINUI_CUSTOM_FONTS
void gr_flip() {
gr_draw = gr_backend->Flip();
}
-int gr_init() {
+int gr_init(void)
+{
gr_init_font();
- auto backend = std::unique_ptr<MinuiBackend>{ std::make_unique<MinuiBackendAdf>() };
+ auto backend = std::unique_ptr<MinuiBackend>{ std::make_unique<MinuiBackendOverlay>() };
gr_draw = backend->Init();
- if (!gr_draw) {
- backend = std::make_unique<MinuiBackendDrm>();
- gr_draw = backend->Init();
- }
+#ifdef MSM_BSP
+ if (gr_draw) {
+ printf("Using overlay graphics.\n");
+ }
+#endif
- if (!gr_draw) {
- backend = std::make_unique<MinuiBackendFbdev>();
- gr_draw = backend->Init();
- }
+#ifndef MSM_BSP
+ if (!gr_draw) {
+ backend = std::make_unique<MinuiBackendAdf>();
+ gr_draw = backend->Init();
+ if (gr_draw)
+ printf("Using adf graphics.\n");
+ }
+#else
+ printf("Skipping adf graphics because TW_TARGET_USES_QCOM_BSP := true\n");
+#endif
+
+ if (!gr_draw) {
+ backend = std::make_unique<MinuiBackendDrm>();
+ gr_draw = backend->Init();
+ if (gr_draw)
+ printf("Using drm graphics.\n");
+ }
+
+ if (!gr_draw) {
+ backend = std::make_unique<MinuiBackendFbdev>();
+ gr_draw = backend->Init();
+ if (gr_draw)
+ printf("Using fbdev graphics.\n");
+ }
if (!gr_draw) {
return -1;