211 lines
6.8 KiB
C++
211 lines
6.8 KiB
C++
/****************************************************************************
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Copyright (c) 2011-2013,WebJet Business Division,CYOU
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http://www.genesis-3d.com.cn
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "stdneb.h"
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#include "spriterenderable.h"
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#include "memory/memory.h"
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using namespace Graphic;
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namespace App
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{
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const SizeT SpriteRenderInfo::s_verticsOneRect = 4; //绘制一个矩形所需的顶点数。
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const SizeT SpriteRenderInfo::s_indicesOneRect = 6; //绘制一个矩形所需的索引数。
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const ColorF SpriteRenderInfo::ColorWhite = ColorF(1.0f, 1.0f, 1.0f, 1.0f);
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const ColorF SpriteRenderInfo::ColorBlack = ColorF(0.0f, 0.0f, 0.0f, 1.0f);
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const ColorF SpriteRenderInfo::ColorRed = ColorF(1.0f, 0.0f, 0.0f, 1.0f);
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const ColorF SpriteRenderInfo::ColorGreen = ColorF(0.0f, 1.0f, 0.0f, 1.0f);
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const ColorF SpriteRenderInfo::ColorBlue = ColorF(0.0f, 0.0f, 1.0f, 1.0f);
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const ColorF SpriteRenderInfo::ColorOne = ColorF(1.0f, 1.0f, 1.0f, 1.0f);
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const ColorF SpriteRenderInfo::ColorZero = ColorF(0.0f, 0.0f, 0.0f, 0.0f);
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__ImplementClass(App::SpriteRenderInfo,'SPRE', Core::RefCounted);
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SpriteRenderInfo::SpriteRenderInfo()
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:m_primHandle(NULL)
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//,m_primGroup(NULL)
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//,m_vertexBuffer(NULL)
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,m_rectCount(0)
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,m_screenOffset(float2(0,0))
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{
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}
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SpriteRenderInfo::~SpriteRenderInfo()
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{
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_release();
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}
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void SpriteRenderInfo::InitBuffer(SizeT count, const RectF rect[], const RectF rect_uv[], const ColorF& color)
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{
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if (m_rectCount)
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{
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_release();
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}
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m_rectCount = count;
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VertexBufferData2 vbd2;
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IndexBufferData2 ibd2;
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RenderBase::VertexComponents& vertexComponents = vbd2.GetVertexComponents();
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vertexComponents.Append(RenderBase::VertexComponent(RenderBase::VertexComponent::Position, 0, RenderBase::VertexComponent::Float2));
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vertexComponents.Append(RenderBase::VertexComponent(RenderBase::VertexComponent::TexCoord, 0, RenderBase::VertexComponent::Float2));
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vertexComponents.Append(RenderBase::VertexComponent(RenderBase::VertexComponent::TexCoord, 1, RenderBase::VertexComponent::Float4));
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vbd2.Setup(m_rectCount * s_verticsOneRect, sizeof(_vertex_info),
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RenderBase::BufferData::Static, RenderBase::PrimitiveTopology::TriangleList, true);
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ibd2.Setup(m_rectCount * s_indicesOneRect, RenderBase::BufferData::Static, RenderBase::IndexBufferData::Int16, true);
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_vertex_info* vertex_info = vbd2.GetBufferPtr<_vertex_info>();
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ushort* indices = ibd2.GetBufferPtr<ushort>();
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int temp = 0;
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for (int i = 0; i < count; ++i)
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{
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_setVertexInfo(vertex_info + i * s_verticsOneRect, rect[i], rect_uv[i], color);
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int temp2 = i * s_verticsOneRect;
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indices[temp++] = temp2;
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indices[temp++] = temp2 + 1;
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indices[temp++] = temp2 + 2;
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indices[temp++] = temp2 + 2;
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indices[temp++] = temp2 + 1;
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indices[temp++] = temp2 + 3;
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}
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m_primHandle = GraphicSystem::Instance()->CreatePrimitiveHandle(&vbd2, &ibd2);
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}
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void SpriteRenderInfo::UpdateBuffer(SizeT count, const RectF rect[], const RectF rect_uv[], const ColorF& color /* = ColorOne */)
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{
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n_assert(count <= m_rectCount);
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Graphic::DynamicBuffer dynamic_buffer;
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dynamic_buffer.SetSize(m_rectCount * s_verticsOneRect * sizeof(_vertex_info));
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_vertex_info* vertex_info = dynamic_buffer.GetBufferPtr<_vertex_info>();
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for (int i = 0; i < count; ++i)
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{
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_setVertexInfo(vertex_info + i * s_verticsOneRect, rect[i], rect_uv[i], color);
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}
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Graphic::GraphicSystem::Instance()->UpdatePrimitiveHandle(m_primHandle, &dynamic_buffer, NULL);
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}
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void SpriteRenderInfo::SetRectInScreen(const RectF& rect, SizeT index)
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{
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//assert(index >= 0);
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//assert(index < m_rectCount);
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//_vertex_info* info_ptr = _getVertexBegin(index);
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//info_ptr->x = rect.left;
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//info_ptr->y = rect.top;
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//++info_ptr;
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//info_ptr->x = rect.right;
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//info_ptr->y = rect.top;
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//++info_ptr;
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//info_ptr->x = rect.left;
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//info_ptr->y = rect.bottom;
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//++info_ptr;
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//info_ptr->x = rect.right;
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//info_ptr->y = rect.bottom;
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}
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void SpriteRenderInfo::SetRectInTexture(const RectF& rect_uv, SizeT index)
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{
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//assert(index >= 0);
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//assert(index < m_rectCount);
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//_vertex_info* info_ptr = _getVertexBegin(index);
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//
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//info_ptr->u = rect_uv.left;
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//info_ptr->v = rect_uv.top;
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//
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//++info_ptr;
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//info_ptr->u = rect_uv.right;
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//info_ptr->v = rect_uv.top;
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//++info_ptr;
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//info_ptr->u = rect_uv.left;
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//info_ptr->v = rect_uv.bottom;
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//++info_ptr;
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//info_ptr->u = rect_uv.right;
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//info_ptr->v = rect_uv.bottom;
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}
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void SpriteRenderInfo::SetColor(const ColorF& color)
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{
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//assert(NULL != m_vertexBuffer);
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//_vertex_info* info = (_vertex_info*)m_vertexBuffer->GetVertexDataPtr();
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//_vertex_info* end = info + m_rectCount * s_verticsOneRect;
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//while (info <= end)
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//{
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// info->color = color;
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// ++info;
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//}
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}
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void SpriteRenderInfo::_setVertexInfo(_vertex_info* info_ptr, const RectF& rect, const RectF& rect_uv, const ColorF& color)
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{
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//n_printf("\nvb: ");
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info_ptr->x = rect.left;
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info_ptr->y = rect.top;
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info_ptr->u = rect_uv.left;
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info_ptr->v = rect_uv.top;
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info_ptr->color = color;
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//n_printf("\n %d,%d##", (int)info_ptr->x, (int)info_ptr->y);
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++info_ptr;
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info_ptr->x = rect.right;
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info_ptr->y = rect.top;
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info_ptr->u = rect_uv.right;
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info_ptr->v = rect_uv.top;
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info_ptr->color = color;
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//n_printf("%d,%d##", (int)info_ptr->x, (int)info_ptr->y);
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++info_ptr;
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info_ptr->x = rect.left;
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info_ptr->y = rect.bottom;
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info_ptr->u = rect_uv.left;
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info_ptr->v = rect_uv.bottom;
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info_ptr->color = color;
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//n_printf("%d,%d##", (int)info_ptr->x, (int)info_ptr->y);
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++info_ptr;
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info_ptr->x = rect.right;
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info_ptr->y = rect.bottom;
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info_ptr->u = rect_uv.right;
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info_ptr->v = rect_uv.bottom;
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info_ptr->color = color;
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//n_printf("%d,%d,", (int)info_ptr->x, (int)info_ptr->y);
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}
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void SpriteRenderInfo::_release()
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{
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GraphicSystem::Instance()->RemovePrimitive(m_primHandle);
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m_primHandle = RenderBase::PrimitiveHandle();
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}
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} |