LibGL: Implement glFogf

Author: https://github.com/Quaker762 Commit: f55d2a22af Pull-request: https://github.com/SerenityOS/serenity/pull/9603 Reviewed-by: https://github.com/alimpfard ✅
2025-08-11 18:50:50 +00:00 · 2021-08-25 01:17:28 +10:00 · 2021-08-25 01:17:28 +10:00 · f55d2a22af · 2024-07-18 05:18:00 +09:00
commit f55d2a22af
parent 7f1cd54b80
6 changed files with 27 additions and 0 deletions
--- a/Userland/Libraries/LibGL/SoftwareGLContext.cpp
+++ b/Userland/Libraries/LibGL/SoftwareGLContext.cpp
@ -1765,6 +1765,24 @@ void SoftwareGLContext::gl_fogfv(GLenum pname, GLfloat* params)
    m_rasterizer.set_options(options);
 }

+void SoftwareGLContext::gl_fogf(GLenum pname, GLfloat param)
+{
+    RETURN_WITH_ERROR_IF(m_in_draw_state, GL_INVALID_OPERATION);
+    RETURN_WITH_ERROR_IF(param < 0.0f, GL_INVALID_VALUE);
+
+    auto options = m_rasterizer.options();
+
+    switch (pname) {
+    case GL_FOG_DENSITY:
+        options.fog_density = param;
+        break;
+    default:
+        RETURN_WITH_ERROR_IF(true, GL_INVALID_ENUM);
+    }
+
+    m_rasterizer.set_options(options);
+}
+
 void SoftwareGLContext::present()
 {
    m_rasterizer.blit_to(*m_frontbuffer);