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Merge pull request #29236 from clayjohn/gles2-mirror

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Separate culling state management from material state in GLES2
This commit is contained in:
Rémi Verschelde 2019-05-30 15:01:50 +02:00 committed by GitHub
parent 0411ab56f5 2b59bd7695
commit bac7e22cb1
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 43 additions and 22 deletions
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53
drivers/gles2/rasterizer_scene_gles2.cpp
View file

@ -1027,6 +1027,7 @@ void RasterizerSceneGLES2::_add_geometry_with_material(RasterizerStorageGLES2::G
e->light_index = RenderList::MAX_LIGHTS;
e->use_accum_ptr = &e->use_accum;
e->instancing = (e->instance->base_type == VS::INSTANCE_MULTIMESH) ? 1 : 0;
e->front_facing = false;
if (e->geometry->last_pass != render_pass) {
e->geometry->last_pass = render_pass;
@ -1046,6 +1047,10 @@ void RasterizerSceneGLES2::_add_geometry_with_material(RasterizerStorageGLES2::G
e->material_index = e->material->index;
if (mirror) {
e->front_facing = true;
}
e->refprobe_0_index = RenderList::MAX_REFLECTION_PROBES; //refprobe disabled by default
e->refprobe_1_index = RenderList::MAX_REFLECTION_PROBES; //refprobe disabled by default
@ -1257,7 +1262,29 @@ static const GLenum gl_primitive[] = {
GL_TRIANGLE_FAN
};
bool RasterizerSceneGLES2::_setup_material(RasterizerStorageGLES2::Material *p_material, bool p_reverse_cull, bool p_alpha_pass, Size2i p_skeleton_tex_size) {
void RasterizerSceneGLES2::_set_cull(bool p_front, bool p_disabled, bool p_reverse_cull) {
bool front = p_front;
if (p_reverse_cull)
front = !front;
if (p_disabled != state.cull_disabled) {
if (p_disabled)
glDisable(GL_CULL_FACE);
else
glEnable(GL_CULL_FACE);
state.cull_disabled = p_disabled;
}
if (front != state.cull_front) {
glCullFace(front ? GL_FRONT : GL_BACK);
state.cull_front = front;
}
}
bool RasterizerSceneGLES2::_setup_material(RasterizerStorageGLES2::Material *p_material, bool p_alpha_pass, Size2i p_skeleton_tex_size) {
// material parameters
@ -1295,21 +1322,6 @@ bool RasterizerSceneGLES2::_setup_material(RasterizerStorageGLES2::Material *p_m
} break;
}
switch (p_material->shader->spatial.cull_mode) {
case RasterizerStorageGLES2::Shader::Spatial::CULL_MODE_DISABLED: {
glDisable(GL_CULL_FACE);
} break;
case RasterizerStorageGLES2::Shader::Spatial::CULL_MODE_BACK: {
glEnable(GL_CULL_FACE);
glCullFace(p_reverse_cull ? GL_FRONT : GL_BACK);
} break;
case RasterizerStorageGLES2::Shader::Spatial::CULL_MODE_FRONT: {
glEnable(GL_CULL_FACE);
glCullFace(p_reverse_cull ? GL_BACK : GL_FRONT);
} break;
}
int tc = p_material->textures.size();
const Pair<StringName, RID> *textures = p_material->textures.ptr();
@ -2202,6 +2214,11 @@ void RasterizerSceneGLES2::_render_render_list(RenderList::Element **p_elements,
int prev_blend_mode = -2; //will always catch the first go
state.cull_front = false;
state.cull_disabled = false;
glCullFace(GL_BACK);
glEnable(GL_CULL_FACE);
if (p_alpha_pass) {
glEnable(GL_BLEND);
} else {
@ -2441,12 +2458,14 @@ void RasterizerSceneGLES2::_render_render_list(RenderList::Element **p_elements,
if (rebind || material != prev_material) {
storage->info.render.material_switch_count++;
shader_rebind = _setup_material(material, p_reverse_cull, p_alpha_pass, Size2i(skeleton ? skeleton->size * 3 : 0, 0));
shader_rebind = _setup_material(material, p_alpha_pass, Size2i(skeleton ? skeleton->size * 3 : 0, 0));
if (shader_rebind) {
storage->info.render.shader_rebind_count++;
}
}
_set_cull(e->front_facing, material->shader->spatial.cull_mode == RasterizerStorageGLES2::Shader::Spatial::CULL_MODE_DISABLED, p_reverse_cull);
if (i == 0 || shader_rebind) { //first time must rebind
if (p_shadow) {

12
drivers/gles2/rasterizer_scene_gles2.h
View file

@ -198,14 +198,15 @@ public:
int directional_light_count;
int reflection_probe_count;
bool cull_front;
bool cull_disabled;
bool used_sss;
bool using_contact_shadows;
VS::ViewportDebugDraw debug_draw;
*/
bool cull_front;
bool cull_disabled;
bool used_screen_texture;
bool shadow_is_dual_parabolloid;
float dual_parbolloid_direction;
@ -503,8 +504,7 @@ public:
enum {
MAX_LIGHTS = 255,
MAX_REFLECTION_PROBES = 255,
DEFAULT_MAX_ELEMENTS = 65536,
SORT_KEY_PRIORITY_SHIFT = 56
DEFAULT_MAX_ELEMENTS = 65536
};
int max_elements;
@ -518,6 +518,7 @@ public:
bool use_accum; //is this an add pass for multipass
bool *use_accum_ptr;
bool front_facing;
union {
//TODO: should be endian swapped on big endian
@ -685,7 +686,8 @@ public:
void _draw_sky(RasterizerStorageGLES2::Sky *p_sky, const CameraMatrix &p_projection, const Transform &p_transform, bool p_vflip, float p_custom_fov, float p_energy, const Basis &p_sky_orientation);
_FORCE_INLINE_ bool _setup_material(RasterizerStorageGLES2::Material *p_material, bool p_reverse_cull, bool p_alpha_pass, Size2i p_skeleton_tex_size = Size2i(0, 0));
_FORCE_INLINE_ void _set_cull(bool p_front, bool p_disabled, bool p_reverse_cull);
_FORCE_INLINE_ bool _setup_material(RasterizerStorageGLES2::Material *p_material, bool p_alpha_pass, Size2i p_skeleton_tex_size = Size2i(0, 0));
_FORCE_INLINE_ void _setup_geometry(RenderList::Element *p_element, RasterizerStorageGLES2::Skeleton *p_skeleton);
_FORCE_INLINE_ void _setup_light_type(LightInstance *p_light, ShadowAtlas *shadow_atlas);
_FORCE_INLINE_ void _setup_light(LightInstance *p_light, ShadowAtlas *shadow_atlas, const Transform &p_view_transform);