mirror of
https://github.com/dingusdev/dingusppc.git
synced 2024-08-31 10:29:40 +00:00
91 lines
2.5 KiB
C++
91 lines
2.5 KiB
C++
/*
|
|
DingusPPC - The Experimental PowerPC Macintosh emulator
|
|
Copyright (C) 2018-21 divingkatae and maximum
|
|
(theweirdo) spatium
|
|
|
|
(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
/** @file Definitions for the PDM on-board video. */
|
|
|
|
#ifndef PDM_ONBOARD_H
|
|
#define PDM_ONBOARD_H
|
|
|
|
#include <devices/video/videoctrl.h>
|
|
|
|
#include <cinttypes>
|
|
|
|
class HMC;
|
|
class InterruptCtrl;
|
|
|
|
#define PDM_VMODE_OFF 0x1F
|
|
|
|
/** Max. size of our framebuffer in bytes (RGB 13-inch, 16 bpp) */
|
|
#define PDM_FB_SIZE_MAX (640 * 480 * 2)
|
|
|
|
/** Fixed video modes supported by the PDM on-board video. */
|
|
enum PdmVideoMode : uint8_t {
|
|
Portrait = 1,
|
|
Rgb12in = 2,
|
|
Rgb13in = 6,
|
|
Rgb16in = 9,
|
|
VGA = 0xB
|
|
};
|
|
|
|
class PdmOnboardVideo : public VideoCtrlBase {
|
|
public:
|
|
PdmOnboardVideo();
|
|
~PdmOnboardVideo() = default;
|
|
|
|
uint8_t get_video_mode() {
|
|
return ((this->video_mode & 0x1F) | this->blanking);
|
|
};
|
|
|
|
void set_video_mode(uint8_t new_mode);
|
|
void set_pixel_depth(uint8_t depth);
|
|
void set_vdac_config(uint8_t config);
|
|
uint8_t get_vdac_config() {
|
|
return this->vdac_mode;
|
|
};
|
|
void set_clut_index(uint8_t index);
|
|
void set_clut_color(uint8_t color);
|
|
|
|
void init_interrupts(InterruptCtrl *int_ctrl, uint32_t vbl_irq_id) {
|
|
this->int_ctrl = int_ctrl;
|
|
this->irq_id = vbl_irq_id;
|
|
};
|
|
|
|
protected:
|
|
void set_depth_internal(int width);
|
|
void enable_video_internal();
|
|
void disable_video_internal();
|
|
void convert_frame_1bpp_indexed(uint8_t *dst_buf, int dst_pitch);
|
|
void convert_frame_2bpp_indexed(uint8_t *dst_buf, int dst_pitch);
|
|
void convert_frame_4bpp_indexed(uint8_t *dst_buf, int dst_pitch);
|
|
|
|
private:
|
|
uint8_t video_mode;
|
|
uint8_t blanking;
|
|
uint8_t vdac_mode;
|
|
uint8_t clut_index;
|
|
uint8_t comp_index;
|
|
uint8_t clut_color[3];
|
|
|
|
HMC* hmc_obj;
|
|
};
|
|
|
|
#endif // PDM_ONBOARD_H
|