94 lines
3.0 KiB
C
94 lines
3.0 KiB
C
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#include "fwk.h"
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int SKY_DIR = 0;
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const char *SKY_DIRS[] = {
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"cubemaps/bridge3/",
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"cubemaps/colors/",
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"cubemaps/colors2/",
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"cubemaps/mountain/",
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"cubemaps/room/",
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"cubemaps/stardust/",
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"hdr/MonValley_G_DirtRoad_1k.hdr",
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"hdr/Factory_Catwalk_1k.hdr",
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"hdr/Shiodome_Stairs_1k.hdr",
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};
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int OBJ_MDL = 0;
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const char *OBJ_MDLS[] = {
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"meshes/sphere.obj",
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"meshes/suzanne.obj",
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"meshes/gazebo.obj",
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};
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int main(int argc, char** argv) {
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window_create(85, WINDOW_MSAA8);
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camera_t cam = camera();
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skybox_t sky = {0};
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model_t mdl = {0};
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bool initialized = 0;
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bool must_reload = 0;
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while( window_swap()) {
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// reloading
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if( must_reload ) {
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must_reload = 0;
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skybox_destroy(&sky);
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model_destroy(mdl);
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initialized = 0;
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}
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if( !initialized ) {
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initialized = 1;
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sky = skybox(SKY_DIRS[SKY_DIR], 0);
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mdl = model(OBJ_MDLS[OBJ_MDL], 0);
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rotation44(mdl.pivot, 0, 1,0,0); // @fixme: -90,1,0,0 -> should we rotate SHMs as well? compensate rotation in shader?
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}
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// fps camera
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bool active = ui_active() || ui_hover() || gizmo_active() ? false : input(MOUSE_L) || input(MOUSE_M) || input(MOUSE_R);
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window_cursor( !active );
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if( active ) cam.speed = clampf(cam.speed + input_diff(MOUSE_W) / 10, 0.05f, 5.0f);
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vec2 mouse = scale2(vec2(input_diff(MOUSE_X), -input_diff(MOUSE_Y)), 0.2f * active);
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vec3 wasdec = scale3(vec3(input(KEY_D)-input(KEY_A),input(KEY_E)-input(KEY_C),input(KEY_W)-input(KEY_S)), cam.speed);
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camera_move(&cam, wasdec.x,wasdec.y,wasdec.z);
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camera_fps(&cam, mouse.x,mouse.y);
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// render
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mat44 mvp; multiply44x2(mvp, cam.proj, cam.view);
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{
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glClear(GL_DEPTH_BUFFER_BIT);
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glEnable(GL_DEPTH_TEST);
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glDepthFunc(GL_LEQUAL);
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//glDisable(GL_CULL_FACE);
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// mesh
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glDepthMask(GL_TRUE);
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glUseProgram(mdl.program);
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glUniform3fv(glGetUniformLocation(mdl.program, "u_coefficients_sh"), 9, &sky.cubemap.sh[0].x);
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glUniform1i(glGetUniformLocation(mdl.program, "u_textured"), false);
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model_render(mdl, cam.proj, cam.view, mdl.pivot, 0);
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// sky
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skybox_render(&sky, cam.proj, cam.view);
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}
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if( ui_panel("Scene", 0)) {
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if( ui_list("Skybox", SKY_DIRS, countof(SKY_DIRS), &SKY_DIR) ) {
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must_reload = 1;
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}
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if( ui_list("Model", OBJ_MDLS, countof(OBJ_MDLS), &OBJ_MDL) ) {
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must_reload = 1;
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}
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ui_separator();
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for (int i = 0; i < 9; i++) {
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vec3 remap = scale3(add3(sky.cubemap.sh[i], vec3(1,1,1)), 127.5f); // -1..+1 -> 0..255
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ui_color3(va("SH Coefficient [%d]", i), &remap.x);
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sky.cubemap.sh[i] = sub3(scale3(remap, 1/127.5f), vec3(1,1,1));
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}
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ui_panel_end();
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}
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}
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}
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