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comparison vdp.h @ 623:66cc60215e5c

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Fix most of the breakage caused by the vcounter/hcounter changes
author Michael Pavone <pavone@retrodev.com>
date Wed, 18 Jun 2014 16:30:19 -0700
parents b76d2a628ab9
children 4996369f1463
comparison
equal deleted inserted replaced
622:b76d2a628ab9 623:66cc60215e5c
47 47
48 #define FLAG2_VINT_PENDING 0x01 48 #define FLAG2_VINT_PENDING 0x01
49 #define FLAG2_HINT_PENDING 0x02 49 #define FLAG2_HINT_PENDING 0x02
50 #define FLAG2_READ_PENDING 0x04 50 #define FLAG2_READ_PENDING 0x04
51 #define FLAG2_SPRITE_COLLIDE 0x08 51 #define FLAG2_SPRITE_COLLIDE 0x08
52 #define FLAG2_REGION_PAL 0x10
52 53
53 #define DISPLAY_ENABLE 0x40 54 #define DISPLAY_ENABLE 0x40
54 55
55 enum { 56 enum {
56 REG_MODE_1=0, 57 REG_MODE_1=0,
167 uint8_t debug; 168 uint8_t debug;
168 uint8_t *tmp_buf_a; 169 uint8_t *tmp_buf_a;
169 uint8_t *tmp_buf_b; 170 uint8_t *tmp_buf_b;
170 } vdp_context; 171 } vdp_context;
171 172
172 void init_vdp_context(vdp_context * context); 173 void init_vdp_context(vdp_context * context, uint8_t region_pal);
173 void vdp_run_context(vdp_context * context, uint32_t target_cycles); 174 void vdp_run_context(vdp_context * context, uint32_t target_cycles);
174 //runs from current cycle count to VBLANK for the current mode, returns ending cycle count 175 //runs from current cycle count to VBLANK for the current mode, returns ending cycle count
175 uint32_t vdp_run_to_vblank(vdp_context * context); 176 uint32_t vdp_run_to_vblank(vdp_context * context);
176 //runs until the target cycle is reached or the current DMA operation has completed, whicever comes first 177 //runs until the target cycle is reached or the current DMA operation has completed, whicever comes first
177 void vdp_run_dma_done(vdp_context * context, uint32_t target_cycles); 178 void vdp_run_dma_done(vdp_context * context, uint32_t target_cycles);
190 uint32_t vdp_next_vint_z80(vdp_context * context); 191 uint32_t vdp_next_vint_z80(vdp_context * context);
191 void vdp_int_ack(vdp_context * context, uint16_t int_num); 192 void vdp_int_ack(vdp_context * context, uint16_t int_num);
192 void vdp_print_sprite_table(vdp_context * context); 193 void vdp_print_sprite_table(vdp_context * context);
193 void vdp_print_reg_explain(vdp_context * context); 194 void vdp_print_reg_explain(vdp_context * context);
194 void latch_mode(vdp_context * context); 195 void latch_mode(vdp_context * context);
196 uint32_t vdp_cycles_to_frame_end(vdp_context * context);
195 197
196 extern int32_t color_map[1 << 12]; 198 extern int32_t color_map[1 << 12];
197 199
198 #endif //VDP_H_ 200 #endif //VDP_H_