From 2051be3825afb89e7dc01711c573827491e14789 Mon Sep 17 00:00:00 2001 From: raysan5 Date: Mon, 9 Oct 2017 10:13:02 +0200 Subject: Add mesh generation example -IN PROGRESS- --- examples/models/models_mesh_generation.c | 89 ++++++++++++++++++++++++++++++++ 1 file changed, 89 insertions(+) create mode 100644 examples/models/models_mesh_generation.c (limited to 'examples/models/models_mesh_generation.c') diff --git a/examples/models/models_mesh_generation.c b/examples/models/models_mesh_generation.c new file mode 100644 index 00000000..2b3d5c5f --- /dev/null +++ b/examples/models/models_mesh_generation.c @@ -0,0 +1,89 @@ +/******************************************************************************************* +* +* raylib example - procedural mesh generation +* +* This example has been created using raylib 1.8 (www.raylib.com) +* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details) +* +* Copyright (c) 2017 Ramon Santamaria (Ray San) +* +********************************************************************************************/ + +#include "raylib.h" + +//------------------------------------------------------------------------------------ +// Program main entry point +//------------------------------------------------------------------------------------ +int main() +{ + // Initialization + //-------------------------------------------------------------------------------------- + int screenWidth = 800; + int screenHeight = 450; + + InitWindow(screenWidth, screenHeight, "raylib [models] example - mesh generation"); + + //Model model = LoadModelFromMesh(GenMeshPlane(2, 2, 5, 5)); // Texture coordinates must be divided by resX, resZ + //Model model = LoadModelFromMesh(GenMeshCube(2.0f, 1.0f, 2.0f)); // OK! + //Model model = LoadModelFromMesh(GenMeshSphere(2, 32, 32)); // OK! (par_shapes) + //Model model = LoadModelFromMesh(GenMeshHemiSphere(2, 16, 16)); // OK! (par_shapes) + //Model model = LoadModelFromMesh(GenMeshCylinder(1, 2, 16)); // OK! (par_shapes) + Model model = LoadModelFromMesh(GenMeshTorus(0.25f, 4.0f, 16, 32)); + //Model model = LoadModelFromMesh(GenMeshKnot(1.0f, 2.0f, 16, 128)); + model.material.maps[MAP_DIFFUSE].texture = LoadTexture("resources/pixels.png"); + + // Debug information + /* + printf("model.mesh.vertexCount: %i\n", model.mesh.vertexCount); + printf("model.mesh.triangleCount: %i\n", model.mesh.triangleCount); + printf("model.mesh.vboId (position): %i\n", model.mesh.vboId[0]); + printf("model.mesh.vboId (texcoords): %i\n", model.mesh.vboId[1]); + printf("model.mesh.vboId (normals): %i\n", model.mesh.vboId[2]); + printf("model.mesh.vboId (indices): %i\n", model.mesh.vboId[6]); + */ + + // Define the camera to look into our 3d world + Camera camera = {{ 5.0f, 5.0f, 5.0f }, { 0.0f, 0.0f, 0.0f }, { 0.0f, 1.0f, 0.0f }, 45.0f }; + + Vector3 position = { 0.0f, 0.0f, 0.0f }; + + SetCameraMode(camera, CAMERA_FREE); // Set a free camera mode + + SetTargetFPS(60); // Set our game to run at 60 frames-per-second + //-------------------------------------------------------------------------------------- + + // Main game loop + while (!WindowShouldClose()) // Detect window close button or ESC key + { + // Update + //---------------------------------------------------------------------------------- + UpdateCamera(&camera); // Update internal camera and our camera + //---------------------------------------------------------------------------------- + + // Draw + //---------------------------------------------------------------------------------- + BeginDrawing(); + + ClearBackground(RAYWHITE); + + Begin3dMode(camera); + + DrawModel(model, position, 1.0f, WHITE); + + DrawGrid(10, 1.0); + + End3dMode(); + + EndDrawing(); + //---------------------------------------------------------------------------------- + } + + // De-Initialization + //-------------------------------------------------------------------------------------- + UnloadModel(model); + + CloseWindow(); // Close window and OpenGL context + //-------------------------------------------------------------------------------------- + + return 0; +} \ No newline at end of file -- cgit v1.2.3 From 5dc216f4196603a9b5951b596ac2b9b0e84d56e3 Mon Sep 17 00:00:00 2001 From: Ray San Date: Tue, 17 Oct 2017 11:51:50 +0200 Subject: Improved some examples --- examples/models/models_material_pbr.png | Bin 193874 -> 324224 bytes examples/models/models_mesh_generation.c | 74 ++++++++++++++------- examples/models/models_plane_rotations.png | Bin 183992 -> 0 bytes examples/models/models_yaw_pitch_roll.png | Bin 0 -> 183992 bytes .../textures/resources/custom_jupiter_crash.png | Bin 0 -> 23596 bytes examples/textures/textures_image_drawing.c | 8 +++ examples/textures/textures_image_generation.c | 44 ++++++++---- examples/textures/textures_image_generation.png | Bin 222595 -> 225357 bytes 8 files changed, 87 insertions(+), 39 deletions(-) delete mode 100644 examples/models/models_plane_rotations.png create mode 100644 examples/models/models_yaw_pitch_roll.png create mode 100644 examples/textures/resources/custom_jupiter_crash.png (limited to 'examples/models/models_mesh_generation.c') diff --git a/examples/models/models_material_pbr.png b/examples/models/models_material_pbr.png index cde171b9..86ba01b0 100644 Binary files a/examples/models/models_material_pbr.png and b/examples/models/models_material_pbr.png differ diff --git a/examples/models/models_mesh_generation.c b/examples/models/models_mesh_generation.c index 2b3d5c5f..72222156 100644 --- a/examples/models/models_mesh_generation.c +++ b/examples/models/models_mesh_generation.c @@ -11,9 +11,8 @@ #include "raylib.h" -//------------------------------------------------------------------------------------ -// Program main entry point -//------------------------------------------------------------------------------------ +#define NUM_MODELS 7 // We generate 7 parametric 3d shapes + int main() { // Initialization @@ -23,33 +22,35 @@ int main() InitWindow(screenWidth, screenHeight, "raylib [models] example - mesh generation"); - //Model model = LoadModelFromMesh(GenMeshPlane(2, 2, 5, 5)); // Texture coordinates must be divided by resX, resZ - //Model model = LoadModelFromMesh(GenMeshCube(2.0f, 1.0f, 2.0f)); // OK! - //Model model = LoadModelFromMesh(GenMeshSphere(2, 32, 32)); // OK! (par_shapes) - //Model model = LoadModelFromMesh(GenMeshHemiSphere(2, 16, 16)); // OK! (par_shapes) - //Model model = LoadModelFromMesh(GenMeshCylinder(1, 2, 16)); // OK! (par_shapes) - Model model = LoadModelFromMesh(GenMeshTorus(0.25f, 4.0f, 16, 32)); - //Model model = LoadModelFromMesh(GenMeshKnot(1.0f, 2.0f, 16, 128)); - model.material.maps[MAP_DIFFUSE].texture = LoadTexture("resources/pixels.png"); - - // Debug information - /* - printf("model.mesh.vertexCount: %i\n", model.mesh.vertexCount); - printf("model.mesh.triangleCount: %i\n", model.mesh.triangleCount); - printf("model.mesh.vboId (position): %i\n", model.mesh.vboId[0]); - printf("model.mesh.vboId (texcoords): %i\n", model.mesh.vboId[1]); - printf("model.mesh.vboId (normals): %i\n", model.mesh.vboId[2]); - printf("model.mesh.vboId (indices): %i\n", model.mesh.vboId[6]); - */ + // We generate a checked image for texturing + Image checked = GenImageChecked(2, 2, 1, 1, RED, GREEN); + Texture2D texture = LoadTextureFromImage(checked); + UnloadImage(checked); + + Model models[NUM_MODELS]; + + models[0] = LoadModelFromMesh(GenMeshPlane(2, 2, 5, 5)); + models[1] = LoadModelFromMesh(GenMeshCube(2.0f, 1.0f, 2.0f)); + models[2] = LoadModelFromMesh(GenMeshSphere(2, 32, 32)); + models[3] = LoadModelFromMesh(GenMeshHemiSphere(2, 16, 16)); + models[4] = LoadModelFromMesh(GenMeshCylinder(1, 2, 16)); + models[5] = LoadModelFromMesh(GenMeshTorus(0.25f, 4.0f, 16, 32)); + models[6] = LoadModelFromMesh(GenMeshKnot(1.0f, 2.0f, 16, 128)); + // Set checked texture as default diffuse component for all models material + for (int i = 0; i < NUM_MODELS; i++) models[i].material.maps[MAP_DIFFUSE].texture = texture; + // Define the camera to look into our 3d world Camera camera = {{ 5.0f, 5.0f, 5.0f }, { 0.0f, 0.0f, 0.0f }, { 0.0f, 1.0f, 0.0f }, 45.0f }; + // Model drawing position Vector3 position = { 0.0f, 0.0f, 0.0f }; - SetCameraMode(camera, CAMERA_FREE); // Set a free camera mode + int currentModel = 0; + + SetCameraMode(camera, CAMERA_ORBITAL); // Set a orbital camera mode - SetTargetFPS(60); // Set our game to run at 60 frames-per-second + SetTargetFPS(60); // Set our game to run at 60 frames-per-second //-------------------------------------------------------------------------------------- // Main game loop @@ -58,6 +59,11 @@ int main() // Update //---------------------------------------------------------------------------------- UpdateCamera(&camera); // Update internal camera and our camera + + if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON)) + { + currentModel = (currentModel + 1)%NUM_MODELS; // Cycle between the textures + } //---------------------------------------------------------------------------------- // Draw @@ -68,11 +74,27 @@ int main() Begin3dMode(camera); - DrawModel(model, position, 1.0f, WHITE); + DrawModel(models[currentModel], position, 1.0f, WHITE); DrawGrid(10, 1.0); End3dMode(); + + DrawRectangle(30, 400, 310, 30, Fade(SKYBLUE, 0.5f)); + DrawRectangleLines(30, 400, 310, 30, Fade(DARKBLUE, 0.5f)); + DrawText("MOUSE LEFT BUTTON to CYCLE PROCEDURAL MODELS", 40, 410, 10, BLUE); + + switch(currentModel) + { + case 0: DrawText("PLANE", 680, 10, 20, DARKBLUE); break; + case 1: DrawText("CUBE", 680, 10, 20, DARKBLUE); break; + case 2: DrawText("SPHERE", 680, 10, 20, DARKBLUE); break; + case 3: DrawText("HEMISPHERE", 640, 10, 20, DARKBLUE); break; + case 4: DrawText("CYLINDER", 680, 10, 20, DARKBLUE); break; + case 5: DrawText("TORUS", 680, 10, 20, DARKBLUE); break; + case 6: DrawText("KNOT", 680, 10, 20, DARKBLUE); break; + default: break; + } EndDrawing(); //---------------------------------------------------------------------------------- @@ -80,7 +102,9 @@ int main() // De-Initialization //-------------------------------------------------------------------------------------- - UnloadModel(model); + + // Unload models data (GPU VRAM) + for (int i = 0; i < NUM_MODELS; i++) UnloadModel(models[i]); CloseWindow(); // Close window and OpenGL context //-------------------------------------------------------------------------------------- diff --git a/examples/models/models_plane_rotations.png b/examples/models/models_plane_rotations.png deleted file mode 100644 index 5400304d..00000000 Binary files a/examples/models/models_plane_rotations.png and /dev/null differ diff --git a/examples/models/models_yaw_pitch_roll.png b/examples/models/models_yaw_pitch_roll.png new file mode 100644 index 00000000..5400304d Binary files /dev/null and b/examples/models/models_yaw_pitch_roll.png differ diff --git a/examples/textures/resources/custom_jupiter_crash.png b/examples/textures/resources/custom_jupiter_crash.png new file mode 100644 index 00000000..451b591f Binary files /dev/null and b/examples/textures/resources/custom_jupiter_crash.png differ diff --git a/examples/textures/textures_image_drawing.c b/examples/textures/textures_image_drawing.c index 1c6a1fb9..ac128af9 100644 --- a/examples/textures/textures_image_drawing.c +++ b/examples/textures/textures_image_drawing.c @@ -36,6 +36,14 @@ int main() ImageCrop(&parrots, (Rectangle){ 0, 50, parrots.width, parrots.height - 100 }); // Crop resulting image UnloadImage(cat); // Unload image from RAM + + // Load custom font for frawing on image + SpriteFont font = LoadSpriteFont("resources/custom_jupiter_crash.png"); + + // Draw over image using custom font + ImageDrawTextEx(&parrots, (Vector2){ 300, 230 }, font, "PARROTS & CAT", font.baseSize, -2, WHITE); + + UnloadSpriteFont(font); // Unload custom spritefont (already drawn used on image) Texture2D texture = LoadTextureFromImage(parrots); // Image converted to texture, uploaded to GPU memory (VRAM) UnloadImage(parrots); // Once image has been converted to texture and uploaded to VRAM, it can be unloaded from RAM diff --git a/examples/textures/textures_image_generation.c b/examples/textures/textures_image_generation.c index 8f87e689..7d8e017e 100644 --- a/examples/textures/textures_image_generation.c +++ b/examples/textures/textures_image_generation.c @@ -11,7 +11,7 @@ #include "raylib.h" -#define TEXTURES_NUM 7 // for now we have 7 generation algorithms +#define NUM_TEXTURES 7 // Currently we have 7 generation algorithms int main() { @@ -30,7 +30,7 @@ int main() Image perlinNoise = GenImagePerlinNoise(screenWidth, screenHeight, 8.f); Image cellular = GenImageCellular(screenWidth, screenHeight, 32); - Texture2D textures[TEXTURES_NUM]; + Texture2D textures[NUM_TEXTURES]; textures[0] = LoadTextureFromImage(verticalGradient); textures[1] = LoadTextureFromImage(horizontalGradient); textures[2] = LoadTextureFromImage(radialGradient); @@ -38,6 +38,15 @@ int main() textures[4] = LoadTextureFromImage(whiteNoise); textures[5] = LoadTextureFromImage(perlinNoise); textures[6] = LoadTextureFromImage(cellular); + + // Unload image data (CPU RAM) + UnloadImage(verticalGradient); + UnloadImage(horizontalGradient); + UnloadImage(radialGradient); + UnloadImage(checked); + UnloadImage(whiteNoise); + UnloadImage(perlinNoise); + UnloadImage(cellular); int currentTexture = 0; @@ -51,7 +60,7 @@ int main() //---------------------------------------------------------------------------------- if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON)) { - currentTexture = (currentTexture + 1) % TEXTURES_NUM; // cycle between the 5 textures + currentTexture = (currentTexture + 1)%NUM_TEXTURES; // Cycle between the textures } //---------------------------------------------------------------------------------- @@ -63,24 +72,31 @@ int main() DrawTexture(textures[currentTexture], 0, 0, WHITE); + DrawRectangle(30, 400, 325, 30, Fade(SKYBLUE, 0.5f)); + DrawRectangleLines(30, 400, 325, 30, Fade(WHITE, 0.5f)); + DrawText("MOUSE LEFT BUTTON to CYCLE PROCEDURAL TEXTURES", 40, 410, 10, WHITE); + + switch(currentTexture) + { + case 0: DrawText("VERTICAL GRADIENT", 560, 10, 20, RAYWHITE); break; + case 1: DrawText("HORIZONTAL GRADIENT", 540, 10, 20, RAYWHITE); break; + case 2: DrawText("RADIAL GRADIENT", 580, 10, 20, LIGHTGRAY); break; + case 3: DrawText("CHECKED", 680, 10, 20, RAYWHITE); break; + case 4: DrawText("WHITE NOISE", 640, 10, 20, RED); break; + case 5: DrawText("PERLIN NOISE", 630, 10, 20, RAYWHITE); break; + case 6: DrawText("CELLULAR", 670, 10, 20, RAYWHITE); break; + default: break; + } + EndDrawing(); //---------------------------------------------------------------------------------- } // De-Initialization //-------------------------------------------------------------------------------------- - - // Unload image data (CPU RAM) - UnloadImage(verticalGradient); - UnloadImage(horizontalGradient); - UnloadImage(radialGradient); - UnloadImage(checked); - UnloadImage(whiteNoise); - UnloadImage(perlinNoise); - UnloadImage(cellular); - + // Unload textures data (GPU VRAM) - for (int i = 0; i < TEXTURES_NUM; i++) UnloadTexture(textures[i]); + for (int i = 0; i < NUM_TEXTURES; i++) UnloadTexture(textures[i]); CloseWindow(); // Close window and OpenGL context //-------------------------------------------------------------------------------------- diff --git a/examples/textures/textures_image_generation.png b/examples/textures/textures_image_generation.png index a272b405..398b0462 100644 Binary files a/examples/textures/textures_image_generation.png and b/examples/textures/textures_image_generation.png differ -- cgit v1.2.3