ilikecats/stk-code_catmod
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Use normalized short for animated texture update

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It should allow to have the maximum possible smooth animation

texture_trans_x,y is fmoded so it's guaranteed to be -1.0 to 1.0
This commit is contained in:
Benau 2018-01-17 01:05:47 +08:00
parent 7aaac81d0a
commit c3d0db9856
3 changed files with 7 additions and 3 deletions
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2
src/graphics/sp/sp_dynamic_draw_call.cpp
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@ -133,7 +133,7 @@ SPDynamicDrawCall::SPDynamicDrawCall(scene::E_PRIMITIVE_TYPE pt,
glVertexAttribDivisorARB(10, 1);
// Texture translation
glEnableVertexAttribArray(11);
glVertexAttribPointer(11, 2, GL_HALF_FLOAT, GL_FALSE, 32, (void*)24);
glVertexAttribPointer(11, 2, GL_SHORT, GL_TRUE, 32, (void*)24);
glVertexAttribDivisorARB(11, 1);
// Misc data (skinning offset and hue change)
glEnableVertexAttribArray(12);

6
src/graphics/sp/sp_instanced_data.hpp
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@ -71,7 +71,11 @@ public:
short s[4] = { toFloat16(scale.X), toFloat16(scale.Y),
toFloat16(scale.Z), toFloat16(rotation.W) };
memcpy(m_data + 16, s, 8);
short tm[2] = { toFloat16(texture_trans_x), toFloat16(texture_trans_y) };
short tm[2] =
{
short(texture_trans_x * 32767.0f),
short(texture_trans_y * 32767.0f)
};
memcpy(m_data + 24, tm, 4);
memcpy(m_data + 28, &skinning_offset, 2);
short hue_packed = short(core::clamp(int(hue * 100.0f), 0, 100));

2
src/graphics/sp/sp_mesh_buffer.cpp
View File

@ -353,7 +353,7 @@ void SPMeshBuffer::recreateVAO(unsigned i)
glVertexAttribDivisorARB(10, 1);
// Texture translation
glEnableVertexAttribArray(11);
glVertexAttribPointer(11, 2, GL_HALF_FLOAT, GL_FALSE, 32, (void*)24);
glVertexAttribPointer(11, 2, GL_SHORT, GL_TRUE, 32, (void*)24);
glVertexAttribDivisorARB(11, 1);
// Misc data (skinning offset and hue change)
glEnableVertexAttribArray(12);