[Bf-blender-cvs] [8b52619ff82] master: DRW/Eevee: Fix camera texture coordinates in renders

Clément Foucault noreply at git.blender.org
Wed May 22 16:09:18 CEST 2019


Commit: 8b52619ff82279e1e97785e2352ed9f4782a3741
Author: Clément Foucault
Date:   Wed May 22 16:09:03 2019 +0200
Branches: master
https://developer.blender.org/rB8b52619ff82279e1e97785e2352ed9f4782a3741

DRW/Eevee: Fix camera texture coordinates in renders

This patch fix the issue introduced by recent refactor and fixes
computation when using overscans.

===================================================================

M	source/blender/draw/engines/eevee/eevee_render.c
M	source/blender/draw/intern/DRW_render.h
M	source/blender/draw/intern/draw_manager.c
M	source/blender/draw/intern/draw_manager_data.c
M	source/blender/gpu/GPU_shader_interface.h
M	source/blender/gpu/intern/gpu_shader_interface.c

===================================================================

diff --git a/source/blender/draw/engines/eevee/eevee_render.c b/source/blender/draw/engines/eevee/eevee_render.c
index df587424ba2..8ef613f3711 100644
--- a/source/blender/draw/engines/eevee/eevee_render.c
+++ b/source/blender/draw/engines/eevee/eevee_render.c
@@ -53,6 +53,8 @@ void EEVEE_render_init(EEVEE_Data *ved, RenderEngine *engine, struct Depsgraph *
   EEVEE_ViewLayerData *sldata = EEVEE_view_layer_data_ensure();
   Scene *scene = DEG_get_evaluated_scene(depsgraph);
   const float *size_orig = DRW_viewport_size_get();
+  float size_final[2];
+  float camtexcofac[4];
 
   /* Init default FB and render targets:
    * In render mode the default framebuffer is not generated
@@ -73,10 +75,22 @@ void EEVEE_render_init(EEVEE_Data *ved, RenderEngine *engine, struct Depsgraph *
   if (scene->eevee.flag & SCE_EEVEE_OVERSCAN) {
     g_data->overscan = scene->eevee.overscan / 100.0f;
     g_data->overscan_pixels = roundf(max_ff(size_orig[0], size_orig[1]) * g_data->overscan);
+
+    madd_v2_v2v2fl(size_final, size_orig, (float[2]){2.0f, 2.0f}, g_data->overscan_pixels);
+
+    camtexcofac[0] = size_final[0] / size_orig[0];
+    camtexcofac[1] = size_final[1] / size_orig[1];
+
+    camtexcofac[2] = -camtexcofac[0] * g_data->overscan_pixels / size_final[0];
+    camtexcofac[3] = -camtexcofac[1] * g_data->overscan_pixels / size_final[1];
+
+    print_v4_id(camtexcofac);
   }
   else {
+    copy_v2_v2(size_final, size_orig);
     g_data->overscan = 0.0f;
     g_data->overscan_pixels = 0.0f;
+    copy_v4_fl4(camtexcofac, 1.0f, 1.0f, 0.0f, 0.0f);
   }
 
   /* XXX overiding viewport size. Simplify things but is not really 100% safe. */
@@ -114,6 +128,7 @@ void EEVEE_render_init(EEVEE_Data *ved, RenderEngine *engine, struct Depsgraph *
   invert_m4_m4(viewmat, viewinv);
 
   DRWView *view = DRW_view_create(viewmat, winmat, NULL, NULL, NULL);
+  DRW_view_camtexco_set(view, camtexcofac);
   DRW_view_default_set(view);
   DRW_view_set_active(view);
 
diff --git a/source/blender/draw/intern/DRW_render.h b/source/blender/draw/intern/DRW_render.h
index 938f9921972..0f019df9d86 100644
--- a/source/blender/draw/intern/DRW_render.h
+++ b/source/blender/draw/intern/DRW_render.h
@@ -548,6 +548,7 @@ void DRW_view_default_set(DRWView *view);
 void DRW_view_set_active(DRWView *view);
 
 void DRW_view_clip_planes_set(DRWView *view, float (*planes)[4], int plane_len);
+void DRW_view_camtexco_set(DRWView *view, float texco[4]);
 
 /* For all getters, if view is NULL, default view is assumed. */
 void DRW_view_winmat_get(const DRWView *view, float mat[4][4], bool inverse);
diff --git a/source/blender/draw/intern/draw_manager.c b/source/blender/draw/intern/draw_manager.c
index cabf6849e43..be046abfc8c 100644
--- a/source/blender/draw/intern/draw_manager.c
+++ b/source/blender/draw/intern/draw_manager.c
@@ -656,7 +656,7 @@ static void drw_viewport_var_init(void)
 
     DST.pixsize = rv3d->pixsize;
     DST.view_default = DRW_view_create(rv3d->viewmat, rv3d->winmat, NULL, NULL, NULL);
-    copy_v4_v4(DST.view_default->storage.viewcamtexcofac, rv3d->viewcamtexcofac);
+    DRW_view_camtexco_set(DST.view_default, rv3d->viewcamtexcofac);
 
     if (DST.draw_ctx.sh_cfg == GPU_SHADER_CFG_CLIPPED) {
       int plane_len = (rv3d->viewlock & RV3D_BOXCLIP) ? 4 : 6;
diff --git a/source/blender/draw/intern/draw_manager_data.c b/source/blender/draw/intern/draw_manager_data.c
index d0480108920..70f7d28d551 100644
--- a/source/blender/draw/intern/draw_manager_data.c
+++ b/source/blender/draw/intern/draw_manager_data.c
@@ -874,8 +874,6 @@ static void drw_shgroup_init(DRWShadingGroup *shgroup, GPUShader *shader)
     drw_shgroup_builtin_uniform(shgroup, GPU_UNIFORM_VIEWPROJECTION_INV, storage->persinv, 16, 1);
     drw_shgroup_builtin_uniform(shgroup, GPU_UNIFORM_PROJECTION, storage->winmat, 16, 1);
     drw_shgroup_builtin_uniform(shgroup, GPU_UNIFORM_PROJECTION_INV, storage->wininv, 16, 1);
-    drw_shgroup_builtin_uniform(
-        shgroup, GPU_UNIFORM_CAMERATEXCO, DST.view_storage_cpy.viewcamtexcofac, 4, 1);
   }
 
   /* Not supported. */
@@ -1327,10 +1325,7 @@ DRWView *DRW_view_create(const float viewmat[4][4],
   view->visibility_fn = visibility_fn;
   view->parent = NULL;
 
-  /* TODO move elsewhere */
-  if (DST.view_default) {
-    copy_v4_v4(view->storage.viewcamtexcofac, DST.view_default->storage.viewcamtexcofac);
-  }
+  copy_v4_fl4(view->storage.viewcamtexcofac, 1.0f, 1.0f, 0.0f, 0.0f);
 
   DRW_view_update(view, viewmat, winmat, culling_viewmat, culling_winmat);
 
@@ -1350,11 +1345,6 @@ DRWView *DRW_view_create_sub(const DRWView *parent_view,
   *view = *parent_view;
   view->parent = (DRWView *)parent_view;
 
-  /* TODO move elsewhere */
-  if (DST.view_default) {
-    copy_v4_v4(view->storage.viewcamtexcofac, DST.view_default->storage.viewcamtexcofac);
-  }
-
   DRW_view_update_sub(view, viewmat, winmat);
 
   return view;
@@ -1471,6 +1461,11 @@ void DRW_view_clip_planes_set(DRWView *view, float (*planes)[4], int plane_len)
   }
 }
 
+void DRW_view_camtexco_set(DRWView *view, float texco[4])
+{
+  copy_v4_v4(view->storage.viewcamtexcofac, texco);
+}
+
 /* Return world space frustum corners. */
 void DRW_view_frustum_corners_get(const DRWView *view, BoundBox *corners)
 {
diff --git a/source/blender/gpu/GPU_shader_interface.h b/source/blender/gpu/GPU_shader_interface.h
index fc7d9e22ea3..441f7290cc5 100644
--- a/source/blender/gpu/GPU_shader_interface.h
+++ b/source/blender/gpu/GPU_shader_interface.h
@@ -44,9 +44,8 @@ typedef enum {
   GPU_UNIFORM_PROJECTION_INV,     /* mat4 ProjectionMatrixInverse */
   GPU_UNIFORM_VIEWPROJECTION_INV, /* mat4 ViewProjectionMatrixInverse */
 
-  GPU_UNIFORM_NORMAL,      /* mat3 NormalMatrix */
-  GPU_UNIFORM_CAMERATEXCO, /* vec4 CameraTexCoFactors */
-  GPU_UNIFORM_ORCO,        /* vec3 OrcoTexCoFactors[] */
+  GPU_UNIFORM_NORMAL, /* mat3 NormalMatrix */
+  GPU_UNIFORM_ORCO,   /* vec3 OrcoTexCoFactors[] */
 
   GPU_UNIFORM_COLOR,       /* vec4 color */
   GPU_UNIFORM_CALLID,      /* int callId */
diff --git a/source/blender/gpu/intern/gpu_shader_interface.c b/source/blender/gpu/intern/gpu_shader_interface.c
index 97dbb80d736..3993ee4df24 100644
--- a/source/blender/gpu/intern/gpu_shader_interface.c
+++ b/source/blender/gpu/intern/gpu_shader_interface.c
@@ -61,7 +61,6 @@ static const char *BuiltinUniform_name(GPUUniformBuiltin u)
       [GPU_UNIFORM_VIEWPROJECTION_INV] = "ViewProjectionMatrixInverse",
 
       [GPU_UNIFORM_NORMAL] = "NormalMatrix",
-      [GPU_UNIFORM_CAMERATEXCO] = "CameraTexCoFactors",
       [GPU_UNIFORM_ORCO] = "OrcoTexCoFactors",
 
       [GPU_UNIFORM_COLOR] = "color",



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