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Diffstat (limited to 'examples/web/physics/physics_demo.c')
| -rw-r--r-- | examples/web/physics/physics_demo.c | 166 |
1 files changed, 0 insertions, 166 deletions
diff --git a/examples/web/physics/physics_demo.c b/examples/web/physics/physics_demo.c deleted file mode 100644 index 2004320..0000000 --- a/examples/web/physics/physics_demo.c +++ /dev/null @@ -1,166 +0,0 @@ -/******************************************************************************************* -* -* Physac - Physics demo -* -* NOTE 1: Physac requires multi-threading, when InitPhysics() a second thread is created to manage physics calculations. -* NOTE 2: Physac requires static C library linkage to avoid dependency on MinGW DLL (-static -lpthread) -* -* Use the following line to compile: -* -* gcc -o $(NAME_PART).exe $(FILE_NAME) -s $(RAYLIB_DIR)\raylib\raylib_icon -static -lraylib -lpthread -* -lglfw3 -lopengl32 -lgdi32 -lopenal32 -lwinmm -std=c99 -Wl,--subsystem,windows -Wl,-allow-multiple-definition -* -* Copyright (c) 2017 Victor Fisac -* -********************************************************************************************/ - -#include "raylib.h" - -#define PHYSAC_IMPLEMENTATION -#include "physac.h" - -#if defined(PLATFORM_WEB) - #include <emscripten/emscripten.h> -#endif - -//---------------------------------------------------------------------------------- -// Global Variables Definition -//---------------------------------------------------------------------------------- -const int screenWidth = 800; -const int screenHeight = 450; - -// Physac logo drawing position -int logoX = 0; -int logoY = 15; - -PhysicsBody ground = { 0 }; -PhysicsBody circle = { 0 }; - -//---------------------------------------------------------------------------------- -// Module Functions Declaration -//---------------------------------------------------------------------------------- -void UpdateDrawFrame(void); // Update and Draw one frame - -//---------------------------------------------------------------------------------- -// Program Main Entry Point -//---------------------------------------------------------------------------------- -int main(void) -{ - // Initialization - //-------------------------------------------------------------------------------------- - SetConfigFlags(FLAG_MSAA_4X_HINT); - InitWindow(screenWidth, screenHeight, "Physac [raylib] - Physics demo"); - SetTargetFPS(60); - - logoX = screenWidth - MeasureText("Physac", 30) - 10; - - // Initialize physics and default physics bodies - InitPhysics(); - - // Create floor rectangle physics body - ground = CreatePhysicsBodyRectangle((Vector2){ screenWidth/2, screenHeight }, 500, 100, 10); - ground->enabled = false; // Disable body state to convert it to static (no dynamics, but collisions) - - // Create obstacle circle physics body - circle = CreatePhysicsBodyCircle((Vector2){ screenWidth/2, screenHeight/2 }, 45, 10); - circle->enabled = false; // Disable body state to convert it to static (no dynamics, but collisions) - -#if defined(PLATFORM_WEB) - emscripten_set_main_loop(UpdateDrawFrame, 60, 1); -#else - SetTargetFPS(60); // Set our game to run at 60 frames-per-second - //-------------------------------------------------------------------------------------- - - // Main game loop - while (!WindowShouldClose()) // Detect window close button or ESC key - { - UpdateDrawFrame(); - } -#endif - - // De-Initialization - //-------------------------------------------------------------------------------------- - ClosePhysics(); // Uninitialize physics - - CloseWindow(); // Close window and OpenGL context - //-------------------------------------------------------------------------------------- - - return 0; -} - -//---------------------------------------------------------------------------------- -// Module Functions Definition -//---------------------------------------------------------------------------------- -void UpdateDrawFrame(void) -{ - // Update - //---------------------------------------------------------------------------------- - PhysicsStep(); - - if (IsKeyPressed('R')) // Reset physics input - { - ResetPhysics(); - - ground = CreatePhysicsBodyRectangle((Vector2){ screenWidth/2, screenHeight }, 500, 100, 10); - ground->enabled = false; - - circle = CreatePhysicsBodyCircle((Vector2){ screenWidth/2, screenHeight/2 }, 45, 10); - circle->enabled = false; - } - - // Physics body creation inputs - if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON)) CreatePhysicsBodyPolygon(GetMousePosition(), GetRandomValue(20, 80), GetRandomValue(3, 8), 10); - else if (IsMouseButtonPressed(MOUSE_RIGHT_BUTTON)) CreatePhysicsBodyCircle(GetMousePosition(), GetRandomValue(10, 45), 10); - - // Destroy falling physics bodies - int bodiesCount = GetPhysicsBodiesCount(); - - for (int i = bodiesCount - 1; i >= 0; i--) - { - PhysicsBody body = GetPhysicsBody(i); - if (body != NULL && (body->position.y > screenHeight*2)) DestroyPhysicsBody(body); - } - //---------------------------------------------------------------------------------- - - // Draw - //---------------------------------------------------------------------------------- - BeginDrawing(); - - ClearBackground(BLACK); - - DrawFPS(screenWidth - 90, screenHeight - 30); - - // Draw created physics bodies - bodiesCount = GetPhysicsBodiesCount(); - - for (int i = 0; i < bodiesCount; i++) - { - PhysicsBody body = GetPhysicsBody(i); - - if (body != NULL) - { - int vertexCount = GetPhysicsShapeVerticesCount(i); - for (int j = 0; j < vertexCount; j++) - { - // Get physics bodies shape vertices to draw lines - // Note: GetPhysicsShapeVertex() already calculates rotation transformations - Vector2 vertexA = GetPhysicsShapeVertex(body, j); - - int jj = (((j + 1) < vertexCount) ? (j + 1) : 0); // Get next vertex or first to close the shape - Vector2 vertexB = GetPhysicsShapeVertex(body, jj); - - DrawLineV(vertexA, vertexB, GREEN); // Draw a line between two vertex positions - } - } - } - - DrawText("Left mouse button to create a polygon", 10, 10, 10, WHITE); - DrawText("Right mouse button to create a circle", 10, 25, 10, WHITE); - DrawText("Press 'R' to reset example", 10, 40, 10, WHITE); - - DrawText("Physac", logoX, logoY, 30, WHITE); - DrawText("Powered by", logoX + 50, logoY - 7, 10, WHITE); - - EndDrawing(); - //---------------------------------------------------------------------------------- -} |
