74 lines
2.4 KiB
C
74 lines
2.4 KiB
C
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#include "allocator.h"
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#include "kitty.h"
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#include "matrix.h"
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#include "object.h"
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#include "types.h"
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#include <math.h>
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struct Trig {
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struct Kitty *kitty;
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struct mat3x3 model;
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};
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#define TRIG_VERTEX_COUNT 6
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struct Vertex trig_vertices[TRIG_VERTEX_COUNT] = {
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(struct Vertex){(struct Vec2){.x = 0.0f, .y = 0.0f},
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(struct Vec3){1.0f, 0.0f, 1.0f}},
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(struct Vertex){(struct Vec2){.x = 1.0f, .y = 0.0f},
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(struct Vec3){1.0f, 0.0f, 0.2f}},
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(struct Vertex){(struct Vec2){.x = 1.0f, .y = 1.0f},
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(struct Vec3){0.2f, 0.0f, 1.0f}},
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(struct Vertex){(struct Vec2){.x = 0.0f, .y = 0.0f},
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(struct Vec3){1.0f, 0.0f, 1.0f}},
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(struct Vertex){(struct Vec2){.x = 1.0f, .y = 1.0f},
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(struct Vec3){1.0f, 0.0f, 0.2f}},
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(struct Vertex){(struct Vec2){.x = 0.0f, .y = 1.0f},
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(struct Vec3){0.2f, 0.0f, 1.0f}},
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};
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struct TrigUBO {
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struct mat3x3 model;
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struct mat3x3 view;
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struct mat3x3 proj;
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};
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struct Trig *trig_make_args(struct Scene *scene) {
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struct Trig *trig = mem_malloc(scene->mem, sizeof(struct Trig));
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trig->kitty = kitty_make();
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kitty_set_vertex_shader(trig->kitty, "./Shaders/vert.spv");
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kitty_set_fragment_shader(trig->kitty, "./Shaders/frag.spv");
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kitty_set_vertex_buffer(trig->kitty, trig_vertices, TRIG_VERTEX_COUNT,
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sizeof(struct Vertex));
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kitty_add_vertex_buffer_format(trig->kitty, VK_FORMAT_R32G32_SFLOAT);
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kitty_add_vertex_buffer_format(trig->kitty, VK_FORMAT_R32G32B32_SFLOAT);
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kitty_attatch_ubo(trig->kitty, sizeof(struct TrigUBO));
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kitty_attatch_image(trig->kitty, "./image.png");
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kitty_finalise(scene->vk, trig->kitty);
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return trig;
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}
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struct Trig *make_trig(struct Scene *scene, char *_data, int _len) {
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return trig_make_args(scene);
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}
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void free_trig(struct Scene *scene, struct Trig *trig) {
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free_kitty(scene->vk, trig->kitty);
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mem_free(scene->mem, trig);
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}
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void trig_tick(struct Scene *scene, struct Trig *trig) {
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struct TrigUBO ubo = {0};
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ubo.model = multiply3x3(
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translate3x3(
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(struct Vec2){sinf((double)(scene->msecs) * 0.000001f), 0.f}),
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multiply3x3(rotate3x3(PI / 2.f * (double)(scene->msecs) * 0.000001f),
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scale3x3((struct Vec2){0.5f, 0.5f})));
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ubo.view = IDENT3x3;
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ubo.proj = scale3x3(
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(struct Vec2){1.f, (float)scene->vk->width / (float)scene->vk->heigh});
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kitty_set_next_ubo(scene->vk, trig->kitty, 0, &ubo);
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}
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