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Update model viewer

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This commit is contained in:
Miloslav Číž 2019-06-18 00:56:08 +02:00
parent 83a1a3b51d
commit 1c4e66274f
1 changed files with 32 additions and 11 deletions
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43
programs/modelViewer.c
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@ -1,5 +1,5 @@
/* /*
Example for small3dlib: model viewer. Example for small3dlib: model viewer. See the program's help for more info.
author: Miloslav Ciz author: Miloslav Ciz
license: CC0 license: CC0
@ -41,6 +41,25 @@
#define TEXTURE_W 128 #define TEXTURE_W 128
#define TEXTURE_H 128 #define TEXTURE_H 128
void printHelp()
{
printf("Modelviewer: example program for small3dlib.\n\n");
printf("contols:\n");
printf(" arrows rotate\n");
printf(" ctrl + U/D go closer/further\n");
printf(" ctrl + L/R zoom (FOV) closer/further\n");
printf(" space next model\n");
printf(" 0 - 5 set display mode\n");
printf(" w toggle wireframe\n");
printf(" l toggle light\n");
printf(" f toggle fog\n");
printf(" b change backface culling\n");
printf(" n toggle noise\n");
printf("\nby Miloslav Ciz, released under CC0 1.0\n");
}
S3L_Unit houseNormals[HOUSE_VERTEX_COUNT * 3]; S3L_Unit houseNormals[HOUSE_VERTEX_COUNT * 3];
S3L_Unit chestNormals[CHEST_VERTEX_COUNT * 3]; S3L_Unit chestNormals[CHEST_VERTEX_COUNT * 3];
S3L_Unit catNormals[CAT1_VERTEX_COUNT * 3]; S3L_Unit catNormals[CAT1_VERTEX_COUNT * 3];
@ -360,7 +379,7 @@ void draw()
void setModel(uint8_t index) void setModel(uint8_t index)
{ {
printf("Setting model nmber %d.\n",index); printf("\nSetting model nmber %d.\n",index);
#define modelCase(n,m)\ #define modelCase(n,m)\
case n:\ case n:\
@ -409,6 +428,8 @@ int16_t fps = 0;
int main() int main()
{ {
printHelp();
SDL_Window *window = SDL_CreateWindow("model viewer", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, S3L_RESOLUTION_X, S3L_RESOLUTION_Y, SDL_WINDOW_SHOWN); SDL_Window *window = SDL_CreateWindow("model viewer", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, S3L_RESOLUTION_X, S3L_RESOLUTION_Y, SDL_WINDOW_SHOWN);
SDL_Renderer *renderer = SDL_CreateRenderer(window,-1,0); SDL_Renderer *renderer = SDL_CreateRenderer(window,-1,0);
SDL_Texture *textureSDL = SDL_CreateTexture(renderer,SDL_PIXELFORMAT_RGBX8888, SDL_TEXTUREACCESS_STATIC, S3L_RESOLUTION_X, S3L_RESOLUTION_Y); SDL_Texture *textureSDL = SDL_CreateTexture(renderer,SDL_PIXELFORMAT_RGBX8888, SDL_TEXTUREACCESS_STATIC, S3L_RESOLUTION_X, S3L_RESOLUTION_Y);
@ -423,11 +444,11 @@ int main()
S3L_initScene(&model,1,&scene); S3L_initScene(&model,1,&scene);
S3L_initModel3D(houseVertices,HOUSE_VERTEX_COUNT,houseTriangleIndices,HOUSE_TRIANGLE_COUNT,&houseModel); houseModelInit();
S3L_initModel3D(chestVertices,CHEST_VERTEX_COUNT,chestTriangleIndices,CHEST_TRIANGLE_COUNT,&chestModel); chestModelInit();
S3L_initModel3D(plantVertices,PLANT_VERTEX_COUNT,plantTriangleIndices,PLANT_TRIANGLE_COUNT,&plantModel); plantModelInit();
S3L_initModel3D(cat1Vertices,CAT1_VERTEX_COUNT,cat1TriangleIndices,CAT1_TRIANGLE_COUNT,&cat1Model); cat1ModelInit();
S3L_initModel3D(cat2Vertices,CAT2_VERTEX_COUNT,cat1TriangleIndices,CAT1_TRIANGLE_COUNT,&cat2Model); cat2ModelInit();
scene.camera.transform.translation.z = -S3L_FRACTIONS_PER_UNIT * 8; scene.camera.transform.translation.z = -S3L_FRACTIONS_PER_UNIT * 8;
@ -463,7 +484,7 @@ int main()
if (timeDiff >= 1.0) if (timeDiff >= 1.0)
{ {
nextPrintT = nowT; nextPrintT = nowT;
printf("FPS: %d\n",fps); printf("\nFPS: %d\n",fps);
fps = 0; fps = 0;
} }
@ -494,7 +515,7 @@ int main()
uint8_t *state = SDL_GetKeyboardState(NULL); uint8_t *state = SDL_GetKeyboardState(NULL);
int16_t rotationStep = S3L_max(1,300 * frameDiff); int16_t rotationStep = S3L_max(1,300 * frameDiff);
int16_t zoomStep = S3L_max(1,3000 * frameDiff); int16_t moveStep = S3L_max(1,3000 * frameDiff);
int16_t fovStep = S3L_max(1,1000 * frameDiff); int16_t fovStep = S3L_max(1,1000 * frameDiff);
if (!state[SDL_SCANCODE_LCTRL]) if (!state[SDL_SCANCODE_LCTRL])
@ -520,10 +541,10 @@ int main()
if (state[SDL_SCANCODE_UP]) if (state[SDL_SCANCODE_UP])
scene.camera.transform.translation.z = scene.camera.transform.translation.z =
S3L_min(S3L_FRACTIONS_PER_UNIT, scene.camera.transform.translation.z + zoomStep); S3L_min(S3L_FRACTIONS_PER_UNIT, scene.camera.transform.translation.z + moveStep);
else if (state[SDL_SCANCODE_DOWN]) else if (state[SDL_SCANCODE_DOWN])
scene.camera.transform.translation.z = scene.camera.transform.translation.z =
S3L_max(-S3L_FRACTIONS_PER_UNIT * 16, scene.camera.transform.translation.z - zoomStep); S3L_max(-S3L_FRACTIONS_PER_UNIT * 16, scene.camera.transform.translation.z - moveStep);
} }
if (state[SDL_SCANCODE_KP_0]) if (state[SDL_SCANCODE_KP_0])