Added shadertoy3 sample

seanbaxter · Dec 8, 2020 · ba9e6e9 · ba9e6e9
1 parent af103a6
commit ba9e6e9
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Showing 3 changed files with 1,250 additions and 2 deletions.
diff --git a/shadertoy/shadertoy.cxx b/shadertoy/shadertoy.cxx
@@ -207,7 +207,7 @@ struct [[
 
   vec3 hash32(vec2 p) {
     vec3 p3 = fract(vec3(p.xyx) * vec3(.1031, .1030, .0973));
-    p3 += dot(p3, p3.yxz+19.19);
+    p3 += dot(p3, p3.yxz+19.19f);
     return fract((p3.xxy+p3.yzz)*p3.zyx);
   }
 
@@ -222,7 +222,7 @@ struct [[
     if(r > 0) {
       vec2 uv2 = rot(uv, a);
       float yolk = sdShape(11 / sqrt(2.f) * uv2, r);
-      float white = sdShape(5.2 / sqrt(2.f) * uv2, r);
+      float white = sdShape(5.2f / sqrt(2.f) * uv2, r);
       sd = vec2(opUnion(sd.x, white), opUnion(sd.y, yolk));
     }
     return sd;

diff --git a/shadertoy3/CMakeLists.txt b/shadertoy3/CMakeLists.txt
@@ -0,0 +1,29 @@
+cmake_minimum_required(VERSION 3.9)
+
+project(shadertoy3)
+
+include_directories(../thirdparty/imgui)
+
+set(SOURCE_FILES
+  shadertoy3.cxx
+
+  ../thirdparty/imgui/imgui.cpp
+  ../thirdparty/imgui/imgui_draw.cpp
+  ../thirdparty/imgui/imgui_widgets.cpp
+  ../thirdparty/imgui/backends/imgui_impl_glfw.cpp
+  ../thirdparty/imgui/backends/imgui_impl_opengl3.cpp  
+)
+
+add_compile_options(
+  "$<$<CONFIG:DEBUG>:-g>"
+)
+
+set_source_files_properties(shadertoy3.cxx PROPERTIES COMPILE_FLAGS -shader)
+
+add_executable(shadertoy3 ${SOURCE_FILES})
+
+target_link_libraries(shadertoy3
+  glfw
+  gl3w
+  GL
+)