Organic Maps sources as of 02.04.2025 (fad26bbf22ac3da75e01e62aa01e5c8e11861005)

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drape/uniform_value.cpp

@@ -0,0 +1,110 @@
+#include "drape/uniform_value.hpp"
+#include "drape/gl_functions.hpp"
+
+namespace dp
+{
+namespace
+{
+void ApplyInt(int8_t location, int32_t const * pointer, size_t componentCount)
+{
+  switch (componentCount)
+  {
+  case 1:
+    GLFunctions::glUniformValuei(location, pointer[0]);
+    break;
+  case 2:
+    GLFunctions::glUniformValuei(location, pointer[0], pointer[1]);
+    break;
+  case 3:
+    GLFunctions::glUniformValuei(location, pointer[0], pointer[1], pointer[2]);
+    break;
+  case 4:
+    GLFunctions::glUniformValuei(location, pointer[0], pointer[1], pointer[2], pointer[3]);
+    break;
+  default:
+    ASSERT(false, ());
+  }
+}
+
+void ApplyFloat(int8_t location, float const * pointer, size_t componentCount)
+{
+  switch (componentCount)
+  {
+  case 1:
+    GLFunctions::glUniformValuef(location, pointer[0]);
+    break;
+  case 2:
+    GLFunctions::glUniformValuef(location, pointer[0], pointer[1]);
+    break;
+  case 3:
+    GLFunctions::glUniformValuef(location, pointer[0], pointer[1], pointer[2]);
+    break;
+  case 4:
+    GLFunctions::glUniformValuef(location, pointer[0], pointer[1], pointer[2], pointer[3]);
+    break;
+  default:
+    ASSERT(false, ());
+  }
+}
+
+void ApplyMatrix(int8_t location, float const * matrix)
+{
+  GLFunctions::glUniformMatrix4x4Value(location, matrix);
+}
+}  // namespace
+
+// static
+void UniformValue::ApplyRaw(int8_t location, glsl::mat4 const & m)
+{
+  ASSERT_GREATER_OR_EQUAL(location, 0, ());
+  ApplyMatrix(location, glsl::value_ptr(m));
+}
+
+// static
+void UniformValue::ApplyRaw(int8_t location, float f)
+{
+  ApplyFloat(location, &f, 1);
+}
+
+// static
+void UniformValue::ApplyRaw(int8_t location, glsl::vec2 const & v)
+{
+  ApplyFloat(location, glsl::value_ptr(v), 2);
+}
+
+// static
+void UniformValue::ApplyRaw(int8_t location, glsl::vec3 const & v)
+{
+  ApplyFloat(location, glsl::value_ptr(v), 3);
+}
+
+// static
+void UniformValue::ApplyRaw(int8_t location, glsl::vec4 const & v)
+{
+  ApplyFloat(location, glsl::value_ptr(v), 4);
+}
+
+// static
+void UniformValue::ApplyRaw(int8_t location, int i)
+{
+  ApplyInt(location, &i, 1);
+}
+
+// static
+void UniformValue::ApplyRaw(int8_t location, glsl::ivec2 const & v)
+{
+  ApplyInt(location, glsl::value_ptr(v), 2);
+}
+
+// static
+void UniformValue::ApplyRaw(int8_t location, glsl::ivec3 const & v)
+{
+  ApplyInt(location, glsl::value_ptr(v), 3);
+}
+
+// static
+void UniformValue::ApplyRaw(int8_t location, glsl::ivec4 const & v)
+{
+  ApplyInt(location, glsl::value_ptr(v), 4);
+}
+}  // namespace dp