diff options
Diffstat (limited to 'gfx-iso/app/main.c')
| -rw-r--r-- | gfx-iso/app/main.c | 199 |
1 files changed, 0 insertions, 199 deletions
diff --git a/gfx-iso/app/main.c b/gfx-iso/app/main.c deleted file mode 100644 index 050a42f..0000000 --- a/gfx-iso/app/main.c +++ /dev/null | |||
| @@ -1,199 +0,0 @@ | |||
| 1 | #include "app.h" | ||
| 2 | #include "checkerboard.h" | ||
| 3 | #include "isogfx-demo.h" | ||
| 4 | |||
| 5 | #include <isogfx/isogfx.h> | ||
| 6 | |||
| 7 | #include <gfx/gfx.h> | ||
| 8 | #include <gfx/gfx_app.h> | ||
| 9 | #include <gfx/render_backend.h> | ||
| 10 | #include <gfx/renderer.h> | ||
| 11 | #include <gfx/scene.h> | ||
| 12 | #include <gfx/util/geometry.h> | ||
| 13 | #include <gfx/util/shader.h> | ||
| 14 | |||
| 15 | #include <assert.h> | ||
| 16 | #include <stdbool.h> | ||
| 17 | #include <stdlib.h> | ||
| 18 | |||
| 19 | static const int SCREEN_WIDTH = 1408; | ||
| 20 | static const int SCREEN_HEIGHT = 960; | ||
| 21 | |||
| 22 | typedef struct State { | ||
| 23 | Gfx* gfx; | ||
| 24 | IsoGfx* iso; | ||
| 25 | IsoGfxApp app; | ||
| 26 | Texture* screen_texture; | ||
| 27 | Scene* scene; | ||
| 28 | } State; | ||
| 29 | |||
| 30 | static bool init(const GfxAppDesc* desc, void** app_state) { | ||
| 31 | State* state = calloc(1, sizeof(State)); | ||
| 32 | if (!state) { | ||
| 33 | return false; | ||
| 34 | } | ||
| 35 | |||
| 36 | if (!(state->iso = isogfx_new(&(IsoGfxDesc){ | ||
| 37 | .screen_width = SCREEN_WIDTH, .screen_height = SCREEN_HEIGHT}))) { | ||
| 38 | goto cleanup; | ||
| 39 | } | ||
| 40 | // if (!make_checkerboard_app(state->iso, &state->app)) { | ||
| 41 | // goto cleanup; | ||
| 42 | // } | ||
| 43 | if (!make_demo_app(state->iso, &state->app)) { | ||
| 44 | goto cleanup; | ||
| 45 | } | ||
| 46 | |||
| 47 | // Apply pixel scaling if requested by the app. | ||
| 48 | int texture_width, texture_height; | ||
| 49 | if (state->app.pixel_scale > 1) { | ||
| 50 | texture_width = SCREEN_WIDTH / state->app.pixel_scale; | ||
| 51 | texture_height = SCREEN_HEIGHT / state->app.pixel_scale; | ||
| 52 | isogfx_resize(state->iso, texture_width, texture_height); | ||
| 53 | } else { | ||
| 54 | texture_width = SCREEN_WIDTH; | ||
| 55 | texture_height = SCREEN_HEIGHT; | ||
| 56 | } | ||
| 57 | |||
| 58 | if (!(state->gfx = gfx_init())) { | ||
| 59 | goto cleanup; | ||
| 60 | } | ||
| 61 | RenderBackend* render_backend = gfx_get_render_backend(state->gfx); | ||
| 62 | |||
| 63 | if (!(state->screen_texture = gfx_make_texture( | ||
| 64 | render_backend, &(TextureDesc){ | ||
| 65 | .width = texture_width, | ||
| 66 | .height = texture_height, | ||
| 67 | .dimension = Texture2D, | ||
| 68 | .format = TextureSRGBA8, | ||
| 69 | .filtering = NearestFiltering, | ||
| 70 | .wrap = ClampToEdge, | ||
| 71 | .mipmaps = false}))) { | ||
| 72 | goto cleanup; | ||
| 73 | } | ||
| 74 | |||
| 75 | ShaderProgram* shader = gfx_make_view_texture_shader(render_backend); | ||
| 76 | if (!shader) { | ||
| 77 | goto cleanup; | ||
| 78 | } | ||
| 79 | |||
| 80 | Geometry* geometry = gfx_make_quad_11(render_backend); | ||
| 81 | if (!geometry) { | ||
| 82 | goto cleanup; | ||
| 83 | } | ||
| 84 | |||
| 85 | MaterialDesc material_desc = (MaterialDesc){.num_uniforms = 1}; | ||
| 86 | material_desc.uniforms[0] = (ShaderUniform){ | ||
| 87 | .type = UniformTexture, | ||
| 88 | .value.texture = state->screen_texture, | ||
| 89 | .name = sstring_make("Texture")}; | ||
| 90 | Material* material = gfx_make_material(&material_desc); | ||
| 91 | if (!material) { | ||
| 92 | return false; | ||
| 93 | } | ||
| 94 | |||
| 95 | const MeshDesc mesh_desc = | ||
| 96 | (MeshDesc){.geometry = geometry, .material = material, .shader = shader}; | ||
| 97 | Mesh* mesh = gfx_make_mesh(&mesh_desc); | ||
| 98 | if (!mesh) { | ||
| 99 | goto cleanup; | ||
| 100 | } | ||
| 101 | |||
| 102 | SceneObject* object = | ||
| 103 | gfx_make_object(&(ObjectDesc){.num_meshes = 1, .meshes = {mesh}}); | ||
| 104 | if (!object) { | ||
| 105 | goto cleanup; | ||
| 106 | } | ||
| 107 | |||
| 108 | state->scene = gfx_make_scene(); | ||
| 109 | SceneNode* node = gfx_make_object_node(object); | ||
| 110 | SceneNode* root = gfx_get_scene_root(state->scene); | ||
| 111 | gfx_set_node_parent(node, root); | ||
| 112 | |||
| 113 | *app_state = state; | ||
| 114 | return true; | ||
| 115 | |||
| 116 | cleanup: | ||
| 117 | if (state->gfx) { | ||
| 118 | gfx_destroy(&state->gfx); | ||
| 119 | } | ||
| 120 | free(state); | ||
| 121 | return false; | ||
| 122 | } | ||
| 123 | |||
| 124 | static void shutdown(void* app_state) { | ||
| 125 | assert(app_state); | ||
| 126 | State* state = (State*)(app_state); | ||
| 127 | |||
| 128 | if (state->app.state) { | ||
| 129 | assert(state->iso); | ||
| 130 | (*state->app.shutdown)(state->iso, state->app.state); | ||
| 131 | } | ||
| 132 | isogfx_del(&state->iso); | ||
| 133 | gfx_destroy(&state->gfx); | ||
| 134 | free(app_state); | ||
| 135 | } | ||
| 136 | |||
| 137 | static void update(void* app_state, double t, double dt) { | ||
| 138 | assert(app_state); | ||
| 139 | State* state = (State*)(app_state); | ||
| 140 | |||
| 141 | isogfx_update(state->iso, t); | ||
| 142 | |||
| 143 | assert(state->app.update); | ||
| 144 | (*state->app.update)(state->iso, state->app.state, t, dt); | ||
| 145 | } | ||
| 146 | |||
| 147 | static void render(void* app_state) { | ||
| 148 | assert(app_state); | ||
| 149 | State* state = (State*)(app_state); | ||
| 150 | |||
| 151 | assert(state->app.render); | ||
| 152 | (*state->app.render)(state->iso, state->app.state); | ||
| 153 | |||
| 154 | const Pixel* screen = isogfx_get_screen_buffer(state->iso); | ||
| 155 | assert(screen); | ||
| 156 | gfx_update_texture( | ||
| 157 | state->screen_texture, &(TextureDataDesc){.pixels = screen}); | ||
| 158 | |||
| 159 | RenderBackend* render_backend = gfx_get_render_backend(state->gfx); | ||
| 160 | Renderer* renderer = gfx_get_renderer(state->gfx); | ||
| 161 | |||
| 162 | gfx_start_frame(render_backend); | ||
| 163 | gfx_render_scene( | ||
| 164 | renderer, &(RenderSceneParams){ | ||
| 165 | .mode = RenderDefault, .scene = state->scene, .camera = 0}); | ||
| 166 | gfx_end_frame(render_backend); | ||
| 167 | } | ||
| 168 | |||
| 169 | static void resize(void* app_state, int width, int height) { | ||
| 170 | assert(app_state); | ||
| 171 | State* state = (State*)(app_state); | ||
| 172 | |||
| 173 | RenderBackend* render_backend = gfx_get_render_backend(state->gfx); | ||
| 174 | gfx_set_viewport(render_backend, width, height); | ||
| 175 | } | ||
| 176 | |||
| 177 | int main(int argc, const char** argv) { | ||
| 178 | const int initial_width = SCREEN_WIDTH; | ||
| 179 | const int initial_height = SCREEN_HEIGHT; | ||
| 180 | const int max_fps = 60; | ||
| 181 | |||
| 182 | gfx_app_run( | ||
| 183 | &(GfxAppDesc){ | ||
| 184 | .argc = argc, | ||
| 185 | .argv = argv, | ||
| 186 | .width = initial_width, | ||
| 187 | .height = initial_height, | ||
| 188 | .max_fps = max_fps, | ||
| 189 | .update_delta_time = max_fps > 0 ? 1.0 / (double)max_fps : 0.0, | ||
| 190 | .title = "Isometric Renderer"}, | ||
| 191 | &(GfxAppCallbacks){ | ||
| 192 | .init = init, | ||
| 193 | .update = update, | ||
| 194 | .render = render, | ||
| 195 | .resize = resize, | ||
| 196 | .shutdown = shutdown}); | ||
| 197 | |||
| 198 | return 0; | ||
| 199 | } | ||
