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implement export cube faces

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This commit is contained in:
omigamedev
2019-08-16 12:23:34 +02:00
parent fa94aa632f
commit a8e9e92d96
8 changed files with 83 additions and 83 deletions
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16
src/rtt.cpp
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@@ -274,7 +274,7 @@ void RTT::clear_mask(glm::bool4 mask, glm::vec4 color)
glColorMask(old_mask[0], old_mask[1], old_mask[2], old_mask[3]);
}
glm::ivec4 RTT::calc_bounds()
glm::ivec4 RTT::calc_bounds() const noexcept
{
auto data = std::unique_ptr<glm::u8vec4[]>(reinterpret_cast<glm::u8vec4*>(readTextureData()));
glm::ivec2 bbmin(w, h);
@@ -293,7 +293,7 @@ glm::ivec4 RTT::calc_bounds()
return { bbmin, bbmax };
}
uint8_t* RTT::readTextureData(uint8_t* buffer)
uint8_t* RTT::readTextureData(uint8_t* buffer) const noexcept
{
if (!buffer)
buffer = createBuffer();
@@ -308,7 +308,7 @@ uint8_t* RTT::readTextureData(uint8_t* buffer)
return buffer;
}
float* RTT::readTextureDataFloat(float* buffer)
float* RTT::readTextureDataFloat(float* buffer) const noexcept
{
if (!buffer)
buffer = createBufferFloat();
@@ -323,12 +323,12 @@ float* RTT::readTextureDataFloat(float* buffer)
return buffer;
}
uint8_t* RTT::createBuffer()
uint8_t* RTT::createBuffer() const noexcept
{
return new uint8_t[w * h * 4];
}
float * RTT::createBufferFloat()
float * RTT::createBufferFloat() const noexcept
{
return new float[w * h * 4];
}
@@ -345,4 +345,10 @@ void RTT::unbindTexture()
glBindTexture(GL_TEXTURE_2D, 0);
}
Image RTT::get_image() const noexcept
{
Image ret;
ret.create(w, h, readTextureData());
return ret;
}