From 804e90b42d728ecb1073af8d0bae15a91b13a469 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cl=C3=A9ment=20Foucault?= <foucault.clem@gmail.com>
Date: Tue, 11 Feb 2020 15:18:55 +0100
Subject: DRW: Color Management improvement

Reviewed By: brecht sergey jbakker

Differential Revision: http://developer.blender.org/D6729
---
 source/blender/draw/intern/draw_view.c | 89 ----------------------------------
 1 file changed, 89 deletions(-)

(limited to 'source/blender/draw/intern/draw_view.c')

diff --git a/source/blender/draw/intern/draw_view.c b/source/blender/draw/intern/draw_view.c
index 58643eb12a8..80a7760a571 100644
--- a/source/blender/draw/intern/draw_view.c
+++ b/source/blender/draw/intern/draw_view.c
@@ -57,95 +57,6 @@ void DRW_draw_region_info(void)
   view3d_draw_region_info(draw_ctx->evil_C, ar);
 }
 
-/* ************************* Background ************************** */
-void DRW_clear_background()
-{
-  GPU_clear_color(0.0, 0.0, 0.0, 0.0);
-  GPU_clear(GPU_COLOR_BIT | GPU_DEPTH_BIT | GPU_STENCIL_BIT);
-}
-
-void DRW_draw_background(bool do_alpha_checker)
-{
-  drw_state_set(DRW_STATE_WRITE_COLOR | DRW_STATE_BLEND_ALPHA_UNDER_PREMUL);
-  if (do_alpha_checker) {
-    /* Transparent render, do alpha checker. */
-    GPU_matrix_push();
-    GPU_matrix_identity_set();
-    GPU_matrix_identity_projection_set();
-
-    imm_draw_box_checker_2d(-1.0f, -1.0f, 1.0f, 1.0f);
-
-    GPU_matrix_pop();
-  }
-  else {
-    float m[4][4];
-    unit_m4(m);
-
-    GPUVertFormat *format = immVertexFormat();
-    uint pos = GPU_vertformat_attr_add(format, "pos", GPU_COMP_F32, 2, GPU_FETCH_FLOAT);
-    uint color = GPU_vertformat_attr_add(
-        format, "color", GPU_COMP_U8, 3, GPU_FETCH_INT_TO_FLOAT_UNIT);
-    uchar col_hi[3], col_lo[3];
-
-    GPU_matrix_push();
-    GPU_matrix_identity_set();
-    GPU_matrix_projection_set(m);
-
-    immBindBuiltinProgram(GPU_SHADER_2D_SMOOTH_COLOR_DITHER);
-
-    UI_GetThemeColor3ubv(TH_BACK, col_hi);
-    UI_GetThemeColor3ubv(UI_GetThemeValue(TH_SHOW_BACK_GRAD) ? TH_BACK_GRAD : TH_BACK, col_lo);
-
-    immBegin(GPU_PRIM_TRI_FAN, 4);
-    immAttr3ubv(color, col_lo);
-    immVertex2f(pos, -1.0f, -1.0f);
-    immVertex2f(pos, 1.0f, -1.0f);
-
-    immAttr3ubv(color, col_hi);
-    immVertex2f(pos, 1.0f, 1.0f);
-    immVertex2f(pos, -1.0f, 1.0f);
-    immEnd();
-
-    immUnbindProgram();
-
-    GPU_matrix_pop();
-  }
-}
-
-GPUBatch *DRW_draw_background_clipping_batch_from_rv3d(const RegionView3D *rv3d)
-{
-  const BoundBox *bb = rv3d->clipbb;
-  const uint clipping_index[6][4] = {
-      {0, 1, 2, 3},
-      {0, 4, 5, 1},
-      {4, 7, 6, 5},
-      {7, 3, 2, 6},
-      {1, 5, 6, 2},
-      {7, 4, 0, 3},
-  };
-  GPUVertBuf *vbo;
-  GPUIndexBuf *el;
-  GPUIndexBufBuilder elb = {0};
-
-  /* Elements */
-  GPU_indexbuf_init(&elb, GPU_PRIM_TRIS, ARRAY_SIZE(clipping_index) * 2, ARRAY_SIZE(bb->vec));
-  for (int i = 0; i < ARRAY_SIZE(clipping_index); i++) {
-    const uint *idx = clipping_index[i];
-    GPU_indexbuf_add_tri_verts(&elb, idx[0], idx[1], idx[2]);
-    GPU_indexbuf_add_tri_verts(&elb, idx[0], idx[2], idx[3]);
-  }
-  el = GPU_indexbuf_build(&elb);
-
-  GPUVertFormat format = {0};
-  uint pos_id = GPU_vertformat_attr_add(&format, "pos", GPU_COMP_F32, 3, GPU_FETCH_FLOAT);
-
-  vbo = GPU_vertbuf_create_with_format(&format);
-  GPU_vertbuf_data_alloc(vbo, ARRAY_SIZE(bb->vec));
-  GPU_vertbuf_attr_fill(vbo, pos_id, bb->vec);
-
-  return GPU_batch_create_ex(GPU_PRIM_TRIS, vbo, el, GPU_BATCH_OWNS_VBO | GPU_BATCH_OWNS_INDEX);
-}
-
 /* **************************** 3D Cursor ******************************** */
 
 static bool is_cursor_visible(const DRWContextState *draw_ctx, Scene *scene, ViewLayer *view_layer)
-- 
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