[PATCH 1/1] vkd3d-shader/glsl: Keep track of the current indentation level.

[Henri Verbeet]

From: Henri Verbeet

---
 libs/vkd3d-shader/glsl.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/libs/vkd3d-shader/glsl.c b/libs/vkd3d-shader/glsl.c
index 23ea89c47..3977852a4 100644
--- a/libs/vkd3d-shader/glsl.c
+++ b/libs/vkd3d-shader/glsl.c
@@ -24,6 +24,7 @@ struct vkd3d_glsl_generator
     struct vkd3d_string_buffer buffer;
     struct vkd3d_shader_location location;
     struct vkd3d_shader_message_context *message_context;
+    unsigned int indent;
     bool failed;
 };

@@ -39,8 +40,14 @@ static void VKD3D_PRINTF_FUNC(3, 4) vkd3d_glsl_compiler_error(
     generator->failed = true;
 }

+static void shader_glsl_print_indent(struct vkd3d_string_buffer *buffer, unsigned int indent)
+{
+    vkd3d_string_buffer_printf(buffer, "%*s", 4 * indent, "");
+}
+
 static void shader_glsl_unhandled(struct vkd3d_glsl_generator *gen, const struct vkd3d_shader_instruction *ins)
 {
+    shader_glsl_print_indent(&gen->buffer, gen->indent);
     vkd3d_string_buffer_printf(&gen->buffer, "/* <unhandled instruction %#x> */\n", ins->handler_idx);
     vkd3d_glsl_compiler_error(gen, VKD3D_SHADER_ERROR_GLSL_INTERNAL,
             "Internal compiler error: Unhandled instruction %#x.", ins->handler_idx);
@@ -57,6 +64,7 @@ static void shader_glsl_ret(struct vkd3d_glsl_generator *generator,
     */
     if (version->major >= 4)
     {
+        shader_glsl_print_indent(&generator->buffer, generator->indent);
         vkd3d_string_buffer_printf(&generator->buffer, "return;\n");
     }
 }
@@ -92,6 +100,7 @@ static int vkd3d_glsl_generator_generate(struct vkd3d_glsl_generator *generator,
     vkd3d_string_buffer_printf(&generator->buffer, "#version 440\n\n");
     vkd3d_string_buffer_printf(&generator->buffer, "void main()\n{\n");

+    ++generator->indent;
     for (i = 0; i < instructions->count; ++i)
     {
         vkd3d_glsl_handle_instruction(generator, &instructions->elements[i]);