mirror of
https://github.com/RetroPortingToolKit/psxrecomp
synced 2026-10-27 18:52:11 -04:00
Matthew Stanley
74 lines
3.2 KiB
C
74 lines
3.2 KiB
C
#ifndef PSX_GPU_SW_RENDERER_H
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#define PSX_GPU_SW_RENDERER_H
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Initialize software renderer */
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void sw_renderer_init(uint16_t* vram);
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/* Draw state — must be set by gpu.c before each primitive */
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void sw_set_semi_transparency(int enabled, int mode);
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void sw_set_mask_bits(int set_bit, int check_bit);
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void sw_set_texture_window(uint32_t raw);
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void sw_set_color_modulation(int r, int g, int b, int raw_texture);
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/* Drawing primitives — called from gpu.c command processing */
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void sw_fill_rect(int x, int y, int w, int h, uint16_t color);
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void sw_copy_rect(int src_x, int src_y, int dst_x, int dst_y, int w, int h);
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void sw_draw_flat_triangle(int x0, int y0, int x1, int y1, int x2, int y2,
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uint16_t color);
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void sw_draw_gouraud_triangle(int x0, int y0, uint16_t c0,
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int x1, int y1, uint16_t c1,
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int x2, int y2, uint16_t c2);
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void sw_draw_textured_triangle(int x0, int y0, int u0, int v0,
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int x1, int y1, int u1, int v1,
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int x2, int y2, int u2, int v2,
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uint16_t clut_x, uint16_t clut_y,
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uint16_t texpage);
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void sw_draw_shaded_textured_triangle(int x0, int y0, int u0, int v0,
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uint32_t color0,
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int x1, int y1, int u1, int v1,
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uint32_t color1,
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int x2, int y2, int u2, int v2,
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uint32_t color2,
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uint16_t clut_x, uint16_t clut_y,
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uint16_t texpage, int raw_texture);
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void sw_draw_flat_rect(int x, int y, int w, int h, uint16_t color);
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void sw_draw_textured_rect(int x, int y, int w, int h,
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int u, int v,
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uint16_t clut_x, uint16_t clut_y,
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uint16_t texpage);
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void sw_draw_textured_rect_scaled(int x, int y, int w, int h,
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int u0, int v0, int u1, int v1,
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uint16_t clut_x, uint16_t clut_y,
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uint16_t texpage);
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void sw_draw_line(int x0, int y0, int x1, int y1, uint16_t color);
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void sw_draw_shaded_line(int x0, int y0, uint16_t c0,
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int x1, int y1, uint16_t c1);
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/* Copy display region to a 32-bit RGBA buffer for SDL presentation.
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Returns number of pixels written. */
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int sw_render_display(uint32_t* out_pixels, int out_pitch,
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int disp_x, int disp_y, int disp_w, int disp_h);
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/* VRAM transfer (CPU->VRAM, VRAM->CPU) */
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void sw_vram_write(int x, int y, uint16_t pixel);
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uint16_t sw_vram_read(int x, int y);
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void sw_vram_transfer_in(int x, int y, int w, int h, const uint16_t* data);
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void sw_vram_transfer_out(int x, int y, int w, int h, uint16_t* data);
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/* Set draw area and draw offset */
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void sw_set_draw_area(int x1, int y1, int x2, int y2);
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void sw_get_draw_area(int *x1, int *y1, int *x2, int *y2);
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void sw_set_draw_offset(int x, int y);
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#ifdef __cplusplus
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}
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#endif
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#endif /* PSX_GPU_SW_RENDERER_H */
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