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Move bunnymark example to another module

This commit is contained in:
Ray 2019-05-06 16:38:58 +02:00
parent 8bafe03ee0
commit 621965cb8c
3 changed files with 37 additions and 22 deletions
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examples/others/resources/wabbit_alpha.png
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59
examples/others/bunnymark.c → examples/textures/textures_bunnymark.c
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@ -1,18 +1,23 @@
/*******************************************************************************************
*
* raylib example - Bunnymark
* raylib [textures] example - Bunnymark
*
* This example has been created using raylib 1.6 (www.raylib.com)
* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
*
* Copyright (c) 2014 Ramon Santamaria (@raysan5)
* Copyright (c) 2014-2019 Ramon Santamaria (@raysan5)
*
********************************************************************************************/
#include "raylib.h"
#include <stdlib.h> // Required for: malloc(), free()
#define MAX_BUNNIES 100000 // 100K bunnies
#include <stdlib.h> // Required for: malloc(), free()
#define MAX_BUNNIES 100000 // 100K bunnies limit
// This is the maximum amount of elements (quads) per batch
// NOTE: This value is defined in [rlgl] module and can be changed there
#define MAX_BATCH_ELEMENTS 8192
typedef struct Bunny {
Vector2 position;
@ -24,10 +29,10 @@ int main()
{
// Initialization
//--------------------------------------------------------------------------------------
int screenWidth = 1280;
int screenHeight = 960;
const int screenWidth = 800;
const int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib example - Bunnymark");
InitWindow(screenWidth, screenHeight, "raylib [textures] example - bunnymark");
Texture2D texBunny = LoadTexture("resources/wabbit_alpha.png");
@ -49,8 +54,11 @@ int main()
for (int i = 0; i < 100; i++)
{
bunnies[bunniesCount].position = GetMousePosition();
bunnies[bunniesCount].speed.x = (float)GetRandomValue(250, 500)/60.0f;
bunnies[bunniesCount].speed.y = (float)(GetRandomValue(250, 500) - 500)/60.0f;
bunnies[bunniesCount].speed.x = (float)GetRandomValue(-250, 250)/60.0f;
bunnies[bunniesCount].speed.y = (float)GetRandomValue(-250, 250)/60.0f;
bunnies[bunniesCount].color = (Color){ GetRandomValue(50, 240),
GetRandomValue(80, 240),
GetRandomValue(100, 240), 255 };
bunniesCount++;
}
}
@ -61,8 +69,10 @@ int main()
bunnies[i].position.x += bunnies[i].speed.x;
bunnies[i].position.y += bunnies[i].speed.y;
if ((bunnies[i].position.x > GetScreenWidth()) || (bunnies[i].position.x < 0)) bunnies[i].speed.x *= -1;
if ((bunnies[i].position.y > GetScreenHeight()) || (bunnies[i].position.y < 0)) bunnies[i].speed.y *= -1;
if (((bunnies[i].position.x + texBunny.width/2) > GetScreenWidth()) ||
((bunnies[i].position.x + texBunny.width/2) < 0)) bunnies[i].speed.x *= -1;
if (((bunnies[i].position.y + texBunny.height/2) > GetScreenHeight()) ||
((bunnies[i].position.y + texBunny.height/2 - 40) < 0)) bunnies[i].speed.y *= -1;
}
//----------------------------------------------------------------------------------
@ -74,17 +84,20 @@ int main()
for (int i = 0; i < bunniesCount; i++)
{
// NOTE: When internal QUADS batch limit is reached, a draw call is launched and
// batching buffer starts being filled again; before launching the draw call,
// updated vertex data from internal buffer is send to GPU... it seems it generates
// a stall and consequently a frame drop, limiting number of bunnies drawn at 60 fps
DrawTexture(texBunny, bunnies[i].position.x, bunnies[i].position.y, RAYWHITE);
// NOTE: When internal batch buffer limit is reached (MAX_BATCH_ELEMENTS),
// a draw call is launched and buffer starts being filled again;
// before issuing a draw call, updated vertex data from internal CPU buffer is send to GPU...
// Process of sending data is costly and it could happen that GPU data has not been completely
// processed for drawing while new data is tried to be sent (updating current in-use buffers)
// it could generates a stall and consequently a frame drop, limiting the number of drawn bunnies
DrawTexture(texBunny, bunnies[i].position.x, bunnies[i].position.y, bunnies[i].color);
}
DrawRectangle(0, 0, screenWidth, 40, LIGHTGRAY);
DrawText("raylib bunnymark", 10, 10, 20, DARKGRAY);
DrawText(FormatText("bunnies: %i", bunniesCount), 400, 10, 20, RED);
DrawFPS(260, 10);
DrawRectangle(0, 0, screenWidth, 40, BLACK);
DrawText(FormatText("bunnies: %i", bunniesCount), 120, 10, 20, GREEN);
DrawText(FormatText("batched draw calls: %i", 1 + bunniesCount/MAX_BATCH_ELEMENTS), 320, 10, 20, MAROON);
DrawFPS(10, 10);
EndDrawing();
//----------------------------------------------------------------------------------
@ -92,9 +105,11 @@ int main()
// De-Initialization
//--------------------------------------------------------------------------------------
free(bunnies);
free(bunnies); // Unload bunnies data array
UnloadTexture(texBunny); // Unload bunny texture
CloseWindow(); // Close window and OpenGL context
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;