50 lines
1.7 KiB
C
50 lines
1.7 KiB
C
#include <azur/gint/render.h>
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#include <gint/defs/util.h>
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extern uint8_t AZRP_SHADER_IMAGE_RGB16;
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extern uint8_t AZRP_SHADER_IMAGE_P8;
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extern uint8_t AZRP_SHADER_IMAGE_P4;
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void azrp_queue_image(struct gint_image_box *box, image_t const *img,
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struct gint_image_cmd *cmd)
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{
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/* TODO: Ironically, this loads all 3 entry points */
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int f = img->format;
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if(IMAGE_IS_RGB16(f))
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cmd->shader_id = AZRP_SHADER_IMAGE_RGB16;
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else if(IMAGE_IS_P8(f))
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cmd->shader_id = AZRP_SHADER_IMAGE_P8;
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else
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cmd->shader_id = AZRP_SHADER_IMAGE_P4;
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/* This divides by azrp_frag_height */
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/* TODO: Have a proper way to do optimized-division by azrp_frag_height */
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int fragment_id = (azrp_scale == 1) ? (box->y >> 4) : (box->y >> 4);
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/* These settings only apply to the first fragment */
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int first_y = (box->y + azrp_frag_offset) & (azrp_frag_height - 1);
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cmd->lines = min(box->h, azrp_frag_height - first_y);
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cmd->output = (void *)azrp_frag + (azrp_width * first_y + cmd->x) * 2;
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int n = 1 + (box->h - cmd->lines + azrp_frag_height-1) / azrp_frag_height;
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azrp_queue_command(cmd, sizeof *cmd, fragment_id, n);
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}
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void azrp_subimage(int x, int y, image_t const *img,
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int left, int top, int width, int height, int flags)
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{
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int f = img->format;
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if(IMAGE_IS_RGB16(f))
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return azrp_subimage_rgb16(x, y, img, left, top, width, height, flags);
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if(IMAGE_IS_P8(f))
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return azrp_subimage_p8(x, y, img, left, top, width, height, flags);
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if(IMAGE_IS_P4(f))
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return azrp_subimage_p4(x, y, img, left, top, width, height, flags);
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}
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void azrp_image(int x, int y, image_t const *img)
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{
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azrp_subimage(x, y, img, 0, 0, img->width, img->height, 0);
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}
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