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BLT-With-Graphics-Template
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multisampling

main
Brett 2024-04-16 02:28:02 -04:00
parent 82f8bdb081
commit cd7c34cb16
4 changed files with 15 additions and 3 deletions
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2
CMakeLists.txt
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@ -1,6 +1,6 @@
cmake_minimum_required(VERSION 3.25)
set(BLT_GRAPHICS_VERSION 0.9.10)
set(BLT_GRAPHICS_VERSION 0.9.11)
set(BLT_GRAPHICS_TEST_VERSION 0.0.1)
project(BLT_WITH_GRAPHICS VERSION ${BLT_GRAPHICS_VERSION})

11
include/blt/gfx/renderer/2d_textured_circle.frag
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@ -12,6 +12,8 @@ uniform sampler2D tex;
uniform vec4 color;
uniform vec4 use_texture;
const float offset = 1.0 / 32.0;
vec4 linear_iter(vec4 i, vec4 p, float factor){
return (i + p) * factor;
}
@ -19,9 +21,14 @@ vec4 linear_iter(vec4 i, vec4 p, float factor){
void main() {
float xs = pos.x * pos.x;
float ys = pos.y * pos.y;
if (xs + ys > 0.5 * 0.5)
float ts = xs + ys;
const float sq = 0.5 * 0.5;
if (ts > sq)
discard;
FragColor = (texture(tex, uv) * use_texture) + color;
if (ts + offset > sq)
FragColor = vec4(1.0, 1.0, 1.0, 1.0);
else
FragColor = (texture(tex, uv) * use_texture) + color;
}
")";

1
include/blt/gfx/window.h
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@ -23,6 +23,7 @@ namespace blt::gfx
std::int32_t GL_MINOR = 6;
std::int32_t DOUBLE_BUFFER = GLFW_TRUE;
std::int32_t GL_PROFILE = GLFW_OPENGL_CORE_PROFILE;
std::int32_t SAMPLES = 8;
};
struct window_data

4
src/blt/gfx/window.cpp
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@ -186,6 +186,7 @@ namespace blt::gfx
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, data.context.GL_MINOR);
glfwWindowHint(GLFW_DOUBLEBUFFER, data.context.DOUBLE_BUFFER);
glfwWindowHint(GLFW_OPENGL_PROFILE, data.context.GL_PROFILE);
glfwWindowHint(GLFW_SAMPLES, data.context.SAMPLES);
/* -- Create the Window -- */
window_state.window = glfwCreateWindow(data.width, data.height, data.title.c_str(), nullptr, nullptr);
@ -204,6 +205,9 @@ namespace blt::gfx
/* -- Set up ImGUI -- */
setup_ImGUI();
if (data.context.SAMPLES > 0)
glEnable(GL_MULTISAMPLE);
/* -- Call User Provided post-window-init function -- */
data.init();