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Hoisting and slight simplification

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This commit is contained in:
Vicki Pfau 2018-03-13 18:50:31 -07:00
parent 904e1e4be3
commit 84ae00facf
1 changed files with 7 additions and 4 deletions
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11
nx/source/gfx/gfx.c
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@ -563,19 +563,22 @@ void gfxFlushBuffers(void) {
for (y=0; y<height; y++) { for (y=0; y<height; y++) {
size_t row = y; size_t row = y;
size_t y_base = y * width;
if (g_gfx_drawflip) row = g_gfx_framebuf_display_height-1-row; if (g_gfx_drawflip) row = g_gfx_framebuf_display_height-1-row;
size_t y_offset = (row & 0x70) * 4 + (row & ~0x7F) * (g_gfx_framebuf_aligned_width / 16) * 4; size_t y_offset = (row & 0x78) + (row & ~0x7F) * (g_gfx_framebuf_aligned_width / 16);
y_offset += (row & 8) * 4 + (row & 6) * 2 + (row & 1); y_offset = y_offset * 4 + (row & 6) * 2 + (row & 1);
size_t x_offset = 0;
for (x=0; x<width; x+=16) { for (x=0; x<width; x+=16) {
size_t x_offset = (x & ~0xF) * 0x20; u128 *in_pos = (u128*)&in_framebuf[y_base + x];
u128 *in_pos = (u128*)&in_framebuf[y * width + x];
u128 *out_pos = &out_framebuf[y_offset + x_offset]; u128 *out_pos = &out_framebuf[y_offset + x_offset];
out_pos[0] = in_pos[0]; out_pos[0] = in_pos[0];
out_pos[2] = in_pos[1]; out_pos[2] = in_pos[1];
out_pos[16] = in_pos[2]; out_pos[16] = in_pos[2];
out_pos[18] = in_pos[3]; out_pos[18] = in_pos[3];
x_offset += 0x200;
} }
} }
} }