119 lines
3.6 KiB
C
119 lines
3.6 KiB
C
/*
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* This software is licensed under the terms of the MIT License.
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* See COPYING for further information.
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* ---
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* Copyright (c) 2011-2024, Lukas Weber <laochailan@web.de>.
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* Copyright (c) 2012-2024, Andrei Alexeyev <akari@taisei-project.org>.
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*/
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#include "portrait.h"
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#include "renderer/api.h"
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#define RETURN_RESOURCE_NAME(name1, suffix, name2) \
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assert(bufsize >= strlen(PORTRAIT_PREFIX) + strlen(name1) + strlen(suffix) + strlen(name2) + 1); \
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return snprintf(buf, bufsize, PORTRAIT_PREFIX "%s" suffix "%s", name1, name2)
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#define BUFFER_SIZE 128
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int portrait_get_base_sprite_name(const char *charname, const char *variant, size_t bufsize, char buf[bufsize]) {
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if(variant == NULL) {
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RETURN_RESOURCE_NAME(charname, "", "");
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} else {
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RETURN_RESOURCE_NAME(charname, PORTRAIT_VARIANT_SUFFIX, variant);
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}
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}
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Sprite *portrait_get_base_sprite(const char *charname, const char *variant) {
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char buf[BUFFER_SIZE];
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portrait_get_base_sprite_name(charname, variant, sizeof(buf), buf);
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return res_sprite(buf);
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}
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void portrait_preload_base_sprite(ResourceGroup *rg, const char *charname, const char *variant, ResourceFlags rflags) {
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char buf[BUFFER_SIZE];
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portrait_get_base_sprite_name(charname, variant, sizeof(buf), buf);
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res_group_preload(rg, RES_SPRITE, rflags, buf, NULL);
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}
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int portrait_get_face_sprite_name(const char *charname, const char *face, size_t bufsize, char buf[bufsize]) {
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RETURN_RESOURCE_NAME(charname, PORTRAIT_FACE_SUFFIX, face);
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}
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Sprite *portrait_get_face_sprite(const char *charname, const char *face) {
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char buf[BUFFER_SIZE];
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portrait_get_face_sprite_name(charname, face, sizeof(buf), buf);
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return res_sprite(buf);
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}
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void portrait_preload_face_sprite(ResourceGroup *rg, const char *charname, const char *face, ResourceFlags rflags) {
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char buf[BUFFER_SIZE];
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portrait_get_face_sprite_name(charname, face, sizeof(buf), buf);
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res_group_preload(rg, RES_SPRITE, rflags, buf, NULL);
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}
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void portrait_render(Sprite *s_base, Sprite *s_face, Sprite *s_out) {
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r_state_push();
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IntRect itc = sprite_denormalized_int_tex_coords(s_base);
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uint tex_w = max(itc.w, 1);
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uint tex_h = max(itc.h, 1);
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float spr_w = s_base->extent.w;
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float spr_h = s_base->extent.h;
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Texture *ptex = r_texture_create(&(TextureParams) {
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.type = TEX_TYPE_RGBA_8,
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.width = tex_w,
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.height = tex_h,
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.filter.min = TEX_FILTER_LINEAR_MIPMAP_LINEAR,
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.filter.mag = TEX_FILTER_LINEAR,
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.wrap.s = TEX_WRAP_CLAMP,
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.wrap.t = TEX_WRAP_CLAMP,
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.mipmap_mode = TEX_MIPMAP_AUTO,
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.mipmaps = 3,
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});
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Framebuffer *fb = r_framebuffer_create();
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r_framebuffer_attach(fb, ptex, 0, FRAMEBUFFER_ATTACH_COLOR0);
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r_framebuffer_viewport(fb, 0, 0, tex_w, tex_h);
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r_framebuffer(fb);
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r_framebuffer_clear(fb, BUFFER_COLOR, RGBA(0, 0, 0, 0), 1);
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r_mat_proj_push_ortho(spr_w - s_base->padding.w, spr_h - s_base->padding.h);
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r_mat_mv_push_identity();
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SpriteParams sp = { 0 };
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sp.sprite_ptr = s_base;
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sp.blend = BLEND_NONE;
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sp.pos.x = spr_w * 0.5f - s_base->padding.offset.x;
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sp.pos.y = spr_h * 0.5f - s_base->padding.offset.y;
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sp.color = RGBA(1, 1, 1, 1);
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sp.shader_ptr = res_shader("sprite_default");
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r_draw_sprite(&sp);
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sp.blend = BLEND_PREMUL_ALPHA;
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sp.sprite_ptr = s_face;
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r_draw_sprite(&sp);
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r_flush_sprites();
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r_mat_mv_pop();
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r_mat_proj_pop();
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r_state_pop();
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r_framebuffer_destroy(fb);
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Sprite s = { 0 };
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s.tex = ptex;
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s.extent = s_base->extent;
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s.padding = s_base->padding;
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s.tex_area.w = 1.0f;
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s.tex_area.h = 1.0f;
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*s_out = s;
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}
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void portrait_render_byname(const char *charname, const char *variant, const char *face, Sprite *s_out) {
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portrait_render(
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portrait_get_base_sprite(charname, variant),
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portrait_get_face_sprite(charname, face),
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s_out
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);
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}
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