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Minor cleanup.

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This commit is contained in:
Simon Forman
2023-02-26 13:04:04 -08:00
parent 057743c473
commit f7b644d210
1 changed files with 3 additions and 8 deletions
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implementations/uvm-ncc/xerblin.c
+3 -8
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@@ -5,9 +5,9 @@
#define RED 0xFF_00_00
#define GREEN 0x00_FF_00
size_t FRAME_WIDTH = 640;
size_t FRAME_HEIGHT = 480;
u32 frame_buffer[307200];
size_t FRAME_WIDTH = 768;
size_t FRAME_HEIGHT = 512;
u32 frame_buffer[393216];
int wid;
@@ -42,8 +42,6 @@ draw_char(u8 ch, u64 dest_x, u64 dest_y)
void
draw_background()
{
// Clear the screen
memset(frame_buffer, 0, sizeof(frame_buffer));
for (size_t x = 0; x < FRAME_WIDTH; ++x) {
for (size_t y = 0; y < FRAME_HEIGHT; ++y) {
u32* pix_ptr = frame_buffer + FRAME_WIDTH * y + x;
@@ -54,9 +52,6 @@ draw_background()
*pix_ptr = (alpha << 24) | (red << 16) | (green << 8) | blue;
}
}
window_draw_frame(wid, frame_buffer);
// This rate of refresh of the whole screen caused ~60% CPU use. :(
// time_delay_cb(100, draw_background);
}