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DRW: Change clip planes API.

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The draw manager now just set the number of active clip planes. It's now up to the engine to specify the plane equations as uniform/ubo/constant.
This commit is contained in:
Clément Foucault
2018-03-09 23:49:08 +01:00
parent 1b8ba6b8b9
commit dfd8a52cd2
5 changed files with 5 additions and 7 deletions
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2
source/blender/draw/engines/eevee/eevee_lightprobes.c
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@@ -1294,7 +1294,7 @@ static void render_scene_to_planar(
* to invert the facing for backface culling to be the same. */
DRW_state_invert_facing();
DRW_state_clip_planes_add(ped->planer_eq_offset);
DRW_state_clip_planes_count_set(1);
/* Attach depth here since it's a DRW_TEX_TEMP */
DRW_framebuffer_texture_layer_attach(fbl->planarref_fb, txl->planar_depth, 0, layer, 0);

2
source/blender/draw/intern/DRW_render.h
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@@ -480,7 +480,7 @@ void DRW_state_lock(DRWState state);
void DRW_state_invert_facing(void);
void DRW_state_clip_planes_add(float plane_eq[4]);
void DRW_state_clip_planes_count_set(unsigned int plane_ct);
void DRW_state_clip_planes_reset(void);
/* Culling, return true if object is inside view frustum. */

6
source/blender/draw/intern/draw_manager_exec.c
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@@ -366,10 +366,10 @@ void DRW_state_invert_facing(void)
* and if the shaders have support for it (see usage of gl_ClipDistance).
* Be sure to call DRW_state_clip_planes_reset() after you finish drawing.
**/
void DRW_state_clip_planes_add(float plane_eq[4])
void DRW_state_clip_planes_count_set(unsigned int plane_ct)
{
BLI_assert(DST.num_clip_planes < MAX_CLIP_PLANES-1);
// copy_v4_v4(DST.view_data.clip_planes_eq[DST.num_clip_planes++], plane_eq);
BLI_assert(plane_ct <= MAX_CLIP_PLANES);
DST.num_clip_planes = plane_ct;
}
void DRW_state_clip_planes_reset(void)