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Introduce gfx::drawable interface

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This commit is contained in:
Nikita Lisitsa 2020-09-29 19:17:20 +03:00
parent fb9134993c
commit 8eb134908b
2 changed files with 20 additions and 3 deletions
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13
libs/gfx/include/psemek/gfx/drawable.hpp Normal file
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@ -0,0 +1,13 @@
#pragma once
namespace psemek::gfx
{
struct drawable
{
virtual void draw() const = 0;
virtual ~drawable() {}
};
}

10
libs/gfx/include/psemek/gfx/mesh.hpp
View file

@ -1,6 +1,7 @@
#pragma once #pragma once
#include <psemek/gfx/gl.hpp> #include <psemek/gfx/gl.hpp>
#include <psemek/gfx/drawable.hpp>
#include <psemek/geom/vector.hpp> #include <psemek/geom/vector.hpp>
#include <psemek/geom/point.hpp> #include <psemek/geom/point.hpp>
@ -386,6 +387,7 @@ namespace psemek::gfx
} }
struct mesh struct mesh
: drawable
{ {
static mesh null(); static mesh null();
@ -471,7 +473,7 @@ namespace psemek::gfx
load(simplices.data(), simplices.size(), usage); load(simplices.data(), simplices.size(), usage);
} }
void draw() const void draw() const override
{ {
if (count_ == 0) return; if (count_ == 0) return;
@ -503,6 +505,7 @@ namespace psemek::gfx
}; };
struct indexed_mesh struct indexed_mesh
: drawable
{ {
static indexed_mesh null(); static indexed_mesh null();
@ -593,7 +596,7 @@ namespace psemek::gfx
load(simplices.data(), simplices.size(), indices.data(), indices.size(), usage); load(simplices.data(), simplices.size(), indices.data(), indices.size(), usage);
} }
void draw() const void draw() const override
{ {
if (count_ == 0) return; if (count_ == 0) return;
@ -627,6 +630,7 @@ namespace psemek::gfx
}; };
struct instanced_mesh struct instanced_mesh
: drawable
{ {
static instanced_mesh null(); static instanced_mesh null();
@ -732,7 +736,7 @@ namespace psemek::gfx
load_instance(instances.data(), instances.size(), usage); load_instance(instances.data(), instances.size(), usage);
} }
void draw() const void draw() const override
{ {
if (count_ == 0) return; if (count_ == 0) return;
if (instance_count_ == 0) return; if (instance_count_ == 0) return;