Add _glUniform1i to Batches

libraries/gpu/src/gpu/Batch.h

@@ -148,6 +148,7 @@ public:
     void _glDrawBuffers(GLsizei n, const GLenum* bufs);
 
     void _glUseProgram(GLuint program);
+    void _glUniform1i(GLint location, GLint v0);
     void _glUniform1f(GLint location, GLfloat v0);
     void _glUniform2f(GLint location, GLfloat v0, GLfloat v1);
     void _glUniform3f(GLint location, GLfloat v0, GLfloat v1, GLfloat v2);
@@ -210,6 +211,7 @@ public:
         COMMAND_glDrawBuffers,
 
         COMMAND_glUseProgram,
+        COMMAND_glUniform1i,
         COMMAND_glUniform1f,
         COMMAND_glUniform2f,
         COMMAND_glUniform3f,

libraries/gpu/src/gpu/GLBackend.cpp

@@ -59,6 +59,7 @@ GLBackend::CommandCall GLBackend::_commandCalls[Batch::NUM_COMMANDS] =
     (&::gpu::GLBackend::do_glDrawBuffers),
 
     (&::gpu::GLBackend::do_glUseProgram),
+    (&::gpu::GLBackend::do_glUniform1i),
     (&::gpu::GLBackend::do_glUniform1f),
     (&::gpu::GLBackend::do_glUniform2f),
     (&::gpu::GLBackend::do_glUniform3f),
@@ -433,6 +434,28 @@ void GLBackend::do_glUseProgram(Batch& batch, uint32 paramOffset) {
     (void) CHECK_GL_ERROR();
 }
 
+void Batch::_glUniform1i(GLint location, GLint v0) {
+    if (location < 0) {
+        return;
+    }
+    ADD_COMMAND_GL(glUniform1i);
+    _params.push_back(v0);
+    _params.push_back(location);
+    
+    DO_IT_NOW(_glUniform1i, 1);
+}
+void GLBackend::do_glUniform1i(Batch& batch, uint32 paramOffset) {
+    if (_pipeline._program == 0) {
+        // We should call updatePipeline() to bind the program but we are not doing that
+        // because these uniform setters are deprecated and we don;t want to create side effect
+        return;
+    }
+    glUniform1f(
+        batch._params[paramOffset + 1]._int,
+        batch._params[paramOffset + 0]._int);
+    (void) CHECK_GL_ERROR();
+}
+
 void Batch::_glUniform1f(GLint location, GLfloat v0) {
     if (location < 0) {
         return;

libraries/gpu/src/gpu/GLBackend.h

@@ -377,6 +377,7 @@ protected:
     void do_glDrawBuffers(Batch& batch, uint32 paramOffset);
 
     void do_glUseProgram(Batch& batch, uint32 paramOffset);
+    void do_glUniform1i(Batch& batch, uint32 paramOffset);
     void do_glUniform1f(Batch& batch, uint32 paramOffset);
     void do_glUniform2f(Batch& batch, uint32 paramOffset);
     void do_glUniform3f(Batch& batch, uint32 paramOffset);