Revision 134
corrected dragging and flickering. now one or + pixels do not match
| graphics.c | ||
|---|---|---|
| 172 | 172 |
return !lm_free(&mem_map); |
| 173 | 173 |
} |
| 174 | 174 |
|
| 175 |
int (set_pixel)(uint16_t x, uint16_t y, uint32_t color) {
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|
| 176 |
if (x >= vbe_mem_info.XResolution || y >= vbe_mem_info.YResolution) {
|
|
| 177 |
printf("%s: invalid pixel.\n", __func__);
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| 178 |
return OUT_OF_RANGE; |
|
| 179 |
} |
|
| 180 |
unsigned int pos = (x + y * vbe_mem_info.XResolution) * get_bytes_pixel(); |
|
| 181 |
memcpy((void*)((unsigned int)video_mem + pos), &color, get_bytes_pixel()); |
|
| 182 |
return SUCCESS; |
|
| 183 |
} |
|
| 184 |
|
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| 185 | 175 |
int (set_graphics_mode)(uint16_t mode) {
|
| 186 | 176 |
struct reg86 reg_86; |
| 187 | 177 |
|
| ... | ... | |
| 202 | 192 |
return SUCCESS; |
| 203 | 193 |
} |
| 204 | 194 |
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| 195 |
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| 196 |
int (set_pixel)(uint16_t x, uint16_t y, uint32_t color) {
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| 197 |
if (x >= vbe_mem_info.XResolution || y >= vbe_mem_info.YResolution) {
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| 198 |
printf("%s: invalid pixel.\n", __func__);
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| 199 |
return OUT_OF_RANGE; |
|
| 200 |
} |
|
| 201 |
unsigned int pos = (x + y * vbe_mem_info.XResolution) * get_bytes_pixel(); |
|
| 202 |
memcpy((void*)((unsigned int)video_mem + pos), &color, get_bytes_pixel()); |
|
| 203 |
return SUCCESS; |
|
| 204 |
} |
|
| 205 |
|
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| 205 | 206 |
int (draw_hline)(uint16_t x, uint16_t y, uint16_t len, uint32_t color){
|
| 206 | 207 |
int r; |
| 207 | 208 |
for (uint16_t i = 0; i < len; i++) |
| ... | ... | |
| 221 | 222 |
int (vg_draw_rectangle)(uint16_t x, uint16_t y,uint16_t width, uint16_t height, uint32_t color){
|
| 222 | 223 |
return draw_rectangle(x,y,width,height, color); |
| 223 | 224 |
} |
| 225 |
|
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| 226 |
int paint_screen(uint32_t color){
|
|
| 227 |
return draw_rectangle(0,0,get_XRes(),get_YRes(),color); |
|
| 228 |
} |
|
| 229 |
|
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| 230 |
int clear_screen(){
|
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| 231 |
return paint_screen(0); |
|
| 232 |
} |
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Also available in: Unified diff