Fix starfield not showing in webgl.

mooflu · Oct 28, 2023 · 8706a84 · 8706a84
1 parent 045d96d
commit 8706a84
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Showing 2 changed files with 8 additions and 0 deletions.
diff --git a/data/shaders/texture.vert.glsl b/data/shaders/texture.vert.glsl
@@ -9,6 +9,7 @@ out vec4 v_color;
 
 void main()
 {
+    gl_PointSize = 1.0;
     v_uv = uv;
     v_color = color;
     gl_Position = modelViewMatrix * vertex;

diff --git a/game/Starfield.cpp b/game/Starfield.cpp
@@ -122,6 +122,13 @@ void Starfield::draw(bool showStars, bool showNebulas) {
     //    XTRACE();
 
     if (showStars) {
+        glm::mat4& modelview = MatrixStack::model.top();
+        glm::mat4& projection = MatrixStack::projection.top();
+        Program* prog = ProgramManagerS::instance()->getProgram("texture");
+        prog->use();  //needed to set uniforms
+        GLint modelViewMatrixLoc = glGetUniformLocation(prog->id(), "modelViewMatrix");
+        glUniformMatrix4fv(modelViewMatrixLoc, 1, GL_FALSE, glm::value_ptr(projection * modelview));
+
         GLfloat starVertices[NUM_STARS * 3];
         GLfloat starColors[NUM_STARS * 4];