38 lines
581 B
C
38 lines
581 B
C
#include <gint/gray.h>
|
|
|
|
/* gclear(): Fill the screen with a single color */
|
|
void gclear(color_t color)
|
|
{
|
|
uint32_t *light, *dark;
|
|
gvram(&light, &dark);
|
|
|
|
uint32_t l = -(color == C_LIGHT || color == C_BLACK);
|
|
uint32_t d = -(color == C_DARK || color == C_BLACK);
|
|
|
|
for(int i = 0; i < 32; i++)
|
|
{
|
|
light[0] = l;
|
|
light[1] = l;
|
|
light[2] = l;
|
|
light[3] = l;
|
|
|
|
light[4] = l;
|
|
light[5] = l;
|
|
light[6] = l;
|
|
light[7] = l;
|
|
|
|
dark[0] = d;
|
|
dark[1] = d;
|
|
dark[2] = d;
|
|
dark[3] = d;
|
|
|
|
dark[4] = d;
|
|
dark[5] = d;
|
|
dark[6] = d;
|
|
dark[7] = d;
|
|
|
|
light += 8;
|
|
dark += 8;
|
|
}
|
|
}
|