bubel-ecs/demos/source/gui/tool_circle.d
Mergul 74179b4fc8 Demo update
-added 'dot' function to vector math
-fixed Circle tool rendering
-fixed some potentiall memory leaks
-added 'collision' module which now separates ShootGrid from SpaceInvaders demo
-separate some systems from demos to 'basic' module to better demos functionality sharing
-slow down snake
-added new graphics
-BrickBreaker demo now works (without blocks breaking and with bugged collision detection)

-some bug fixes
2020-07-08 22:09:10 +02:00

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module gui.tool_circle;
import ecs_utils.gfx.buffer;
import ecs_utils.gfx.shader;
import ecs_utils.gfx.config;
import ecs_utils.gfx.renderer;
import ecs_utils.math.vector;
version(WebAssembly)import glad.gl.gles2;
else version(Android)import glad.gl.gles2;
else import glad.gl.gl;
struct ToolCircle
{
//Buffer vbo;
//Buffer ibo;
uint material_id = 1;
uint mesh_id = 0;
/*/void generate()
{
ushort[]
}*/
void draw(Renderer* renderer, vec2 position, float size, float edge = 1)
{
glDisable(GL_DEPTH_TEST);
position = position * renderer.view_size + renderer.view_pos;
vec2 sizes = renderer.view_size * size;
vec2 sizes2 = vec2(edge,0);
import core.stdc.string;
ubyte[32] uniform_block;
void* ptr = uniform_block.ptr;
*cast(float*)(ptr) = sizes.x;
*cast(float*)(ptr+4) = 0;
*cast(float*)(ptr+8) = 0;
*cast(float*)(ptr+12) = sizes.y;
memcpy(ptr+16,position.data.ptr,8);
memcpy(ptr+24,sizes2.data.ptr,8);
glEnableVertexAttribArray(0);
GfxConfig.meshes[mesh_id].bind();
GfxConfig.materials[material_id].bind();
GfxConfig.materials[material_id].pushBindings();
GfxConfig.materials[material_id].pushUniforms(uniform_block.ptr);
//glDisable(GL_DEPTH_TEST);
glDrawElements(GL_TRIANGLES,6,GL_UNSIGNED_SHORT,null);
}
}